Q: What is the sum of all factors of the number 204,130,245 excluding 204,130,245?

A: 160,468,539

Why is 160,468,539 the sum of all factors of 204,130,245, excluding 204,130,245?

The factors of the number 204,130,245 are: 1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 7095, 28771, 86313, 143855, 316481, 431565, 949443, 1237153, 1582405, 3711459, 4747215, 6185765, 13608683, 18557295, 40826049, 68043415, 204130245.

If you add them up, you will get the total of 204,130,405. Now subtract 204,130,245 to get 160,468,539