91137640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4817}}^1$

素因数の和:4882

約数の個数: 64

約数和(自身を含む): 228951360

約数和(自身を除く): 137813720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 4817, 9460, 9634, 18920, 19268, 24085, 38536, 48170, 52987, 96340, 105974, 192680, 207131, 211948, 264935, 414262, 423896, 529870, 828524, 1035655, 1059740, 1657048, 2071310, 2119480, 2278441, 4142620, 4556882, 8285240, 9113764, 11392205, 18227528, 22784410, 45568820, 91137640]

約数ペア:

[(1, 91137640), (2, 45568820), (4, 22784410), (5, 18227528), (8, 11392205), (10, 9113764), (11, 8285240), (20, 4556882), (22, 4142620), (40, 2278441), (43, 2119480), (44, 2071310), (55, 1657048), (86, 1059740), (88, 1035655), (110, 828524), (172, 529870), (215, 423896), (220, 414262), (344, 264935), (430, 211948), (440, 207131), (473, 192680), (860, 105974), (946, 96340), (1720, 52987), (1892, 48170), (2365, 38536), (3784, 24085), (4730, 19268), (4817, 18920), (9460, 9634)]