Q: What is the sum of all factors of the number 521,720,144 excluding 521,720,144?

 A: 581,006,896

Why is 581,006,896 the sum of all factors of 521,720,144, excluding 521,720,144?

The factors of the number 521,720,144 are: 1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2964319, 5928638, 11857276, 23714552, 32607509, 47429104, 65215018, 130430036, 260860072, 521720144.

If you add them up, you will get the total of 521,720,725. Now subtract 521,720,144 to get 581,006,896


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