Cod sursa(job #1806629)

Utilizator Mircea_DonciuDonciu Mircea Mircea_Donciu Data 15 noiembrie 2016 16:16:05
Problema Suma si numarul divizorilor Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 1.06 kb
#include <fstream>

using namespace std;
long long n,t,i,c,s,nrd,y,j,k,np,p[500005];
char v[1000002];
int main()
{
    ifstream f("ssnd.in");
    ofstream g("ssnd.out");
    f>>t;
    np=0;
    for(j=2; j<=1000001; j++)
    {
        if(v[j]==0)
        {
            for(k=2; k*j<=1000000; k++)
            {
                v[k*j]=1;
            }
            np++;
            p[np]=j;
        }
    }
    for(i=1; i<=t; i++)
    {
        f>>n;
        s=1;
        nrd=1;
        for(j=1; p[j]*p[j]<=n; j++)
        {
            if(n%p[j]==0)
            {
                c=0;
                y=1;
                while(n%p[j]==0)
                {
                    c++;
                    n=n/p[j];
                    y=y*p[j];
                }
                nrd=nrd*(c+1);
                s=s*((y*p[j]-1)/(p[j]-1))%9973;
            }
        }
        if(n>1)
        {
            nrd=nrd*2;
            s=s*(n+1)%9973;
        }
        g<<nrd<<" "<<s<<'\n';
    }
    f.close(); g.close();
    return 0;
}