Q: What is the sum of all factors of the number 72,617,500 excluding 72,617,500?

A: 91,479,972

Why is 91,479,972 the sum of all factors of 72,617,500, excluding 72,617,500?

The factors of the number 72,617,500 are: 1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 625, 775, 937, 1250, 1550, 1874, 2500, 3100, 3748, 3875, 4685, 7750, 9370, 15500, 18740, 19375, 23425, 29047, 38750, 46850, 58094, 77500, 93700, 116188, 117125, 145235, 234250, 290470, 468500, 580940, 585625, 726175, 1171250, 1452350, 2342500, 2904700, 3630875, 7261750, 14523500, 18154375, 36308750, 72617500.

If you add them up, you will get the total of 72,617,591. Now subtract 72,617,500 to get 91,479,972