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Math Help - A very big number

  1. #1
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    Kota
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    A very big number

    N is the largest integer less than 1000000 , which is a product of exactly 2 different primes and N also divides the sum of the squares of all its positive divisors. Find the sum of all positive divisors of N.
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  2. #2
    ehz
    ehz is offline
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    tehran
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    Re: A very big number

    this question isnt easy!you can verify what i say by seeing the book:Rational points on elliptic curves
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