Cod sursa(job #1009966)

Utilizator c0rn1Goran Cornel c0rn1 Data 14 octombrie 2013 00:57:03
Problema Suma si numarul divizorilor Scor 70
Compilator cpp Status done
Runda Arhiva educationala Marime 1.33 kb
#include <fstream>

using namespace std;

ifstream fin ("ssnd.in");
ofstream fout ("ssnd.out");
int t, nrp, nrput, aux;
long long nrdiv, sdiv, n, prim[1000001];
bool p[1000001];
void ciur()
{
    for (int i=2; i<=1000000; i++)
    {
        if (p[i]==false)
            prim[nrp++]=i;

        for (int j=2*i; j<=1000000; j+=i)
            p[j]=true;
    }
}

int ridput(int b, int p)
{
    int r=1;
    while (p)
    {
        if (p%2==0)
        {
            b=(b*b);
            p/=2;
        }
        else
        {
            p--;
            r=(r*b);
        }
    }
    return r;
}

void rezolv(int x)
{
    nrput=0;
    while(n%x==0)
    {
        nrput++;
        n/=x;
    }
    nrput++;
    long long q=ridput(x, nrput);

    q=q-1;
    q/=(x-1);
    sdiv*=q;
    sdiv%=9973;
    nrdiv*=nrput;
    nrput=0;
}

int main()
{
    ciur();
    fin>>t;
    for (int i=0; i<t; i++)
    {
        nrdiv=1;
        sdiv=1;
        fin>>n;

        for (int i=0; prim[i]*prim[i]<=n && prim[i]!=0; i++)
            rezolv(prim[i]);
        if (n>1)
        {
            nrdiv*=2;
            long long q=n*n;
            q=q-1;
            q/=(n-1);
            sdiv*=q;
            sdiv%=9973;
        }

        fout<<nrdiv<<" "<<sdiv%9973<<"\n";
    }
    return 0;
}