#include <iostream>
#include <fstream>
#define inFile "sum.in"
#define outFile "sum.out"

using namespace std;

int main()
{
    long long s;
    long long apar[100001],x,i,j,k,n;
    ifstream fin(inFile);
    fin>>n;
    ofstream fout(outFile);

    for(i=1;i<=100000;i++)
        apar[i]=2*i;
    for(i=2;i<=100000;i++)
        if(apar[i]==i*2)
            for(j=i;j<=100000;j+=i)
                apar[j]=apar[j]/i*(i-1);
    for(k=1;k<=n;k++)
    {
        fin>>x;
        s=apar[x]*x;
        fout<<s<<"\n";
    }

    fin.close();
    fout.close();
}