72653360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69859}}^1$

素因数の和:69885

約数の個数: 40

約数和(自身を含む): 181915440

約数和(自身を除く): 109262080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 69859, 139718, 279436, 349295, 558872, 698590, 908167, 1117744, 1397180, 1816334, 2794360, 3632668, 4540835, 5588720, 7265336, 9081670, 14530672, 18163340, 36326680, 72653360]

約数ペア:

[(1, 72653360), (2, 36326680), (4, 18163340), (5, 14530672), (8, 9081670), (10, 7265336), (13, 5588720), (16, 4540835), (20, 3632668), (26, 2794360), (40, 1816334), (52, 1397180), (65, 1117744), (80, 908167), (104, 698590), (130, 558872), (208, 349295), (260, 279436), (520, 139718), (1040, 69859)]