SOLUTION: Find the Sum of the proper divisors of 62 742 241

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Question 1106472: Find the Sum of the proper divisors of 62 742 241
Found 2 solutions by ikleyn, greenestamps:
Answer by ikleyn(52781)   (Show Source): You can put this solution on YOUR website!
.
62 742 241 = ,


and 89 is a prime number.



Can you do the rest?



The rest is a simple arithmetic.


Answer by greenestamps(13200)   (Show Source): You can put this solution on YOUR website!


Use an online prime factorization machine to find that 62742241 = 89^4.

Then the sum of the proper factors is 1+89+89^2+89^3 = 712980.

And no, there is no easy way to find the prime factorization of the given number.
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