Cod sursa(job #2456796)

Utilizator sabinandreiBocan Sabin Andrei sabinandrei Data 15 septembrie 2019 14:48:42
Problema Suma si numarul divizorilor Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.06 kb
//
//  main.cpp
//  ssnd
//
//  Created by Sabin Andrei on 9/15/19.
//  Copyright © 2019 Sabin Andrei. All rights reserved.
//

#include <fstream>
#include <iostream>
#include <cmath>

using namespace std;

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

bool ciur[1000009];
unsigned long long n,i,j,m,p[1000009],d,x,nd=1,sd=1,pl;

int main()
{
    in>>n;
    for(d=2;d*d<=1000000;d++)
    {
        if(ciur[i]==0)
        {
            for(j=d*d;j<=1000000;j+=d)
            {
                ciur[i]=1;
            }
        }
    }
    int pp=0;
    for(i=2;i<=1000000;i++)
    {
        if(ciur[i]==0)
        {
            pp++;
            p[pp]=i;
        }
    }
    for(i=1;i<=n;i++)
    {
        in>>x;
        j=1;
        pl=0;
        nd=1;
        sd=1;
        while(x>1)
        {
            unsigned long long y=p[j];
            pl=1;
            while(x%y==0)
            {
                x=x/y;
                pl++;
            }
            nd*=pl;
            sd*=(pow(y,pl)-1)/(y-1);
            j++;
        }
        out<<nd<<" "<<sd<<'\n';
    }
}