#include<cstdio>
using namespace std;
int i,n,x,j;
int main()
{
	freopen("sum.in","r",stdin);
	freopen("sum.out","w",stdout);
	n=100000;
	int v[n];
	for(i=2;i<=n;++i)
		v[i]=i;
	for(i=2;i<=n;++i)
		if(v[i]==i)
			for(j=i;j<=n;j+=i)
				v[j]=v[j]/i*(i-1);
			scanf("%d",&n);
			while(n--){scanf("%d",&x);printf("%lld\n",1LL*x*2*v[x]);}
			return 0;
}