Q: What is the sum of all factors of the number 128,975 excluding 128,975?

 A: 73,393

Why is 73,393 the sum of all factors of 128,975, excluding 128,975?

The factors of the number 128,975 are: 1, 5, 7, 11, 25, 35, 55, 67, 77, 175, 275, 335, 385, 469, 737, 1675, 1925, 2345, 3685, 5159, 11725, 18425, 25795, 128975.

If you add them up, you will get the total of 129,048. Now subtract 128,975 to get 73,393


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