31662160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 80566272

約数和(自身を除く): 48904112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 751, 1054, 1240, 1360, 1502, 2108, 2480, 2635, 3004, 3755, 4216, 5270, 6008, 7510, 8432, 10540, 12016, 12767, 15020, 21080, 23281, 25534, 30040, 42160, 46562, 51068, 60080, 63835, 93124, 102136, 116405, 127670, 186248, 204272, 232810, 255340, 372496, 395777, 465620, 510680, 791554, 931240, 1021360, 1583108, 1862480, 1978885, 3166216, 3957770, 6332432, 7915540, 15831080, 31662160]

約数ペア:

[(1, 31662160), (2, 15831080), (4, 7915540), (5, 6332432), (8, 3957770), (10, 3166216), (16, 1978885), (17, 1862480), (20, 1583108), (31, 1021360), (34, 931240), (40, 791554), (62, 510680), (68, 465620), (80, 395777), (85, 372496), (124, 255340), (136, 232810), (155, 204272), (170, 186248), (248, 127670), (272, 116405), (310, 102136), (340, 93124), (496, 63835), (527, 60080), (620, 51068), (680, 46562), (751, 42160), (1054, 30040), (1240, 25534), (1360, 23281), (1502, 21080), (2108, 15020), (2480, 12767), (2635, 12016), (3004, 10540), (3755, 8432), (4216, 7510), (5270, 6008)]