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Cod sursa(job #810428)
const max=100000;
var b:array[1..100000]of longint; a:array[1..100000]of byte; sf,t:int64; i,j,n,nr,pr,t1:longint; buf1,buf2:array[1..1 shl 16]of char;
begin
for i:=2 to 500 do begin if a[i]=0 then begin j:=i*i; while j<=max do begin a[j]:=1; j:=j+i; end end; end;
for i:=2 to max do
begin
t:=i; j:=2;b[i]:=1;
while (t>1) and (j<=(t div 2)) do
begin
if a[j]=0 then
begin
nr:=0; pr:=1;
if (t mod j=0) then
while (t mod j=0) do
begin
inc(nr);
t:=t div j;
pr:=pr*j
end;
if nr>0 then begin b[i]:=b[i]*(j-1)*(pr div j) end;
end;
inc(j);
end;
if t>1 then begin b[i]:=b[i]*(t-1); end;
end;
assign(input,'sum.in'); reset(input); settextbuf(input,buf1);
assign(output,'sum.out'); rewrite(output); settextbuf(output,buf2);
readln(n);
for i:=1 to n do
begin
readln(t);
sf:=b[t]*2*t;
writeln(sf);
end;
close(output);
end.