Cod sursa(job #2718201)

Utilizator Stefan_XTRadu Stefan Rares Stefan_XT Data 8 martie 2021 16:12:42
Problema Suma si numarul divizorilor Scor 70
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.16 kb
#include <bits/stdc++.h>
#define ll long long
#define mod 9973
#define NMAX 1000006
using namespace std;

ifstream fin("ssnd.in");
ofstream fout("ssnd.out");

bool prim[NMAX + 5];

void Ciur()
{
    prim[1] = 0;
    for (ll i = 2; i <= NMAX; i++)
      prim[i] = 1;

    for (ll i = 2; i * i <= NMAX; i++)
      if (prim[i])
      {
          for (ll j = i * i; j <= NMAX; j += i)
            prim[j] = 0;
      }
}

void Rezolva(ll n)
{
    ll s = 1, nr = 1, d = 2;
    while(n > 1)
    {
        ll p = 0, tmp = d;
        if (prim[d])
        {
            while(n % d == 0)
            {
                ++p;
                n /= d;
                tmp *= d;
            }
            if (p)
            {
                nr *= p + 1;
                s *= (tmp - 1)/ (d - 1);
                s %= mod;
            }
        }
        ++d;
        if (n > 1 && d*d > n) d = n;
    }
    fout << nr << " " << s % mod << '\n';
}

int main()
{
    ll t, n;
    Ciur();

    fin >> t;
    for (ll i = 1; i <= t; i++)
    {
        fin >> n;
        Rezolva(n);
    }

    fin.close();
    fout.close();
    return 0;
}