Q: What is the sum of all factors of the number 255,514,220 excluding 255,514,220?

A: 324,089,140

Why is 324,089,140 the sum of all factors of 255,514,220, excluding 255,514,220?

The factors of the number 255,514,220 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 758, 1516, 1895, 2593, 3790, 4927, 5186, 7580, 9854, 10372, 12965, 19708, 24635, 25930, 33709, 49270, 51860, 67418, 98540, 134836, 168545, 337090, 674180, 982747, 1965494, 3930988, 4913735, 9827470, 12775711, 19654940, 25551422, 51102844, 63878555, 127757110, 255514220.

If you add them up, you will get the total of 255,514,544. Now subtract 255,514,220 to get 324,089,140