Q: What is the sum of all factors of the number 258,315,440 excluding 258,315,440?

 A: 342,268,144

Why is 342,268,144 the sum of all factors of 258,315,440, excluding 258,315,440?

The factors of the number 258,315,440 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3228943, 6457886, 12915772, 16144715, 25831544, 32289430, 51663088, 64578860, 129157720, 258315440.

If you add them up, you will get the total of 258,315,782. Now subtract 258,315,440 to get 342,268,144


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