50728990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{390223}}^1$

素因数の和:390243

約数の個数: 16

約数和(自身を含む): 98336448

約数和(自身を除く): 47607458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 390223, 780446, 1951115, 3902230, 5072899, 10145798, 25364495, 50728990]

約数ペア:

[(1, 50728990), (2, 25364495), (5, 10145798), (10, 5072899), (13, 3902230), (26, 1951115), (65, 780446), (130, 390223)]