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Research notes on every problem, and a library of the papers behind them. Built from the open erdos repository.
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1997_04_01_sandor: Sándor's 1997 paper: the divisors of 120 other than 1 and 120 have reciprocal sum below two and no split into two parts each of reciprocal sum below one, so the answer is no; refereed and credited by the site.
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