72570160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69779}}^1$

素因数の和:69805

約数の個数: 40

約数和(自身を含む): 181707120

約数和(自身を除く): 109136960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 69779, 139558, 279116, 348895, 558232, 697790, 907127, 1116464, 1395580, 1814254, 2791160, 3628508, 4535635, 5582320, 7257016, 9071270, 14514032, 18142540, 36285080, 72570160]

約数ペア:

[(1, 72570160), (2, 36285080), (4, 18142540), (5, 14514032), (8, 9071270), (10, 7257016), (13, 5582320), (16, 4535635), (20, 3628508), (26, 2791160), (40, 1814254), (52, 1395580), (65, 1116464), (80, 907127), (104, 697790), (130, 558232), (208, 348895), (260, 279116), (520, 139558), (1040, 69779)]