Cod sursa(job #1317004)

Utilizator firutibogdanFiruti Bogdan-Cristian firutibogdan Data 14 ianuarie 2015 14:09:22
Problema Suma si numarul divizorilor Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 1.25 kb
#include<fstream>
using namespace std;
int a[1000009],np;
long long p[80001],c,d,i,j,z,nrd;
long long pow (long long b,int e)
{
    long long p,x;
    p=1;
    x=b;
    while(e>0)
    {
        if(e%2==1)
        {
            p=p*x;
        }
        x=x*x;
        e=e/2;
    }
    return p;
}
int t,s;
int main()
{
     ifstream fin("ssnd.in");
    ofstream fout("ssnd.out");
    np=0;
    for(i=2;i<=1000000;i++)
    {
        if(a[i]==0)
        {
            np++;
            p[np]=i;
            for(j=i*i;j<1000000;j=j+i)
            {
                a[j]=1;
            }
        }
    }
    fin>>t;
    for(i=1;i<=t;i++)
    {
        fin>>z;
        j=1;
        nrd=1;
        s=1;
        while(p[j]*p[j]<=z)
        {
            if(z%p[j]==0)
            {
                c=0;
                while(z%p[j]==0)
                {
                    c++;
                    z=z/p[j];
                }
                d=pow(p[j],c);
                nrd=nrd*(1+c);
                s=(s*(d*p[j]-1)/(p[j]-1))%9973;
            }
            j++;
        }
        if(z>1)
        {
            nrd=nrd*2;
            s=(s*(z+1))%9973;
        }
        fout<<nrd<<" "<<s<<"\n";
    }
    return 0;
}