Cod sursa(job #582262)

Utilizator informatician28Andrei Dinu informatician28 Data 15 aprilie 2011 09:46:28
Problema Suma si numarul divizorilor Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.74 kb
#include<fstream>   
#include<cmath>
using namespace std;   
ifstream f("ssnd.in");   
ofstream g("ssnd.out");   
long long prim[1000001],ma;  
int i,j;
void ciur() 
{double a;
a=sqrt(100000001);
	for(i=2;i<=a;i++)     
prim[i]=1; 
for(i=2;i<=a;i++) 
if(prim[i])      
for(j=i*i;j<=a;j+=i)           
prim[j]=0;  
}    
int main()   
{ long long n; 
int t,fm,nr,suma; 
double baza;
f>>t;    
for(j=1;j<=t;j++) 
{ f>>n; nr=suma=1; 
if(prim[n]) {nr*=2; suma*=(1+n);} 
else {i=2; baza=2;   
do
{fm=0; 
while(n%i==0)       
{fm++;        
n/=i;}       
nr*=(fm+1); 
suma*=(pow(baza,fm+1)-1)/(i-1); 
 
 
if(prim[n]==0 ) {i++; baza++;}  
else {i=n; baza=n;} 
}  
while(n!=1); 
}g<<nr<<" "<<suma%9973<<'\n';} 
return 0;
}