64706060

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{28631}}^1$

素因数の和:28753

約数の個数: 24

約数和(自身を含む): 137090016

約数和(自身を除く): 72383956

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 28631, 57262, 114524, 143155, 286310, 572620, 3235303, 6470606, 12941212, 16176515, 32353030, 64706060]

約数ペア:

[(1, 64706060), (2, 32353030), (4, 16176515), (5, 12941212), (10, 6470606), (20, 3235303), (113, 572620), (226, 286310), (452, 143155), (565, 114524), (1130, 57262), (2260, 28631)]