Chains of Amicable Numbers

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Amicable pairs are integers and for which the sum of the proper divisors of equals and vice versa. This is a chain of amicable numbers . They are not amicable pairwise; rather, the sum of the proper divisors of equals , where . Such chains appear very rarely.

Contributed by: Enrique Zeleny (March 2011)
Open content licensed under CC BY-NC-SA




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