Reason-A Technical Journal (Formerly Reason-A Technical Magazine)

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There are a few pair of numbers that have a very peculiar affinity for each other and are so-called "amicable numbers." Take for instance the pair of numbers 220 and 284. It turns out that all the factors of 220 that is those less than itself add up to 284. And, surprisingly, the factors of 284 add upto 220.
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