Q: What is the sum of all factors of the number 249,550 excluding 249,550?

A: 321,842

Why is 321,842 the sum of all factors of 249,550, excluding 249,550?

The factors of the number 249,550 are: 1, 2, 5, 7, 10, 14, 23, 25, 31, 35, 46, 50, 62, 70, 115, 155, 161, 175, 217, 230, 310, 322, 350, 434, 575, 713, 775, 805, 1085, 1150, 1426, 1550, 1610, 2170, 3565, 4025, 4991, 5425, 7130, 8050, 9982, 10850, 17825, 24955, 35650, 49910, 124775, 249550.

If you add them up, you will get the total of 249,871. Now subtract 249,550 to get 321,842