Q: What is the sum of all factors of the number 145,311,220 excluding 145,311,220?

A: 163,107,800

Why is 163,107,800 the sum of all factors of 145,311,220, excluding 145,311,220?

The factors of the number 145,311,220 are: 1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 569, 1130, 1138, 2260, 2276, 2845, 5690, 11380, 12769, 25538, 51076, 63845, 64297, 127690, 128594, 255380, 257188, 321485, 642970, 1285940, 7265561, 14531122, 29062244, 36327805, 72655610, 145311220.

If you add them up, you will get the total of 145,311,383. Now subtract 145,311,220 to get 163,107,800