129808160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26171}}^1$

素因数の和:26217

約数の個数: 48

約数和(自身を含む): 316576512

約数和(自身を除く): 186768352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 26171, 52342, 104684, 130855, 209368, 261710, 418736, 523420, 811301, 837472, 1046840, 1622602, 2093680, 3245204, 4056505, 4187360, 6490408, 8113010, 12980816, 16226020, 25961632, 32452040, 64904080, 129808160]

約数ペア:

[(1, 129808160), (2, 64904080), (4, 32452040), (5, 25961632), (8, 16226020), (10, 12980816), (16, 8113010), (20, 6490408), (31, 4187360), (32, 4056505), (40, 3245204), (62, 2093680), (80, 1622602), (124, 1046840), (155, 837472), (160, 811301), (248, 523420), (310, 418736), (496, 261710), (620, 209368), (992, 130855), (1240, 104684), (2480, 52342), (4960, 26171)]