31508848

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 73656000

約数和(自身を除く): 42147152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 89, 109, 112, 116, 178, 203, 218, 232, 356, 406, 436, 464, 623, 712, 763, 812, 872, 1246, 1424, 1526, 1624, 1744, 2492, 2581, 3052, 3161, 3248, 4984, 5162, 6104, 6322, 9701, 9968, 10324, 12208, 12644, 18067, 19402, 20648, 22127, 25288, 36134, 38804, 41296, 44254, 50576, 67907, 72268, 77608, 88508, 135814, 144536, 155216, 177016, 271628, 281329, 289072, 354032, 543256, 562658, 1086512, 1125316, 1969303, 2250632, 3938606, 4501264, 7877212, 15754424, 31508848]

約数ペア:

[(1, 31508848), (2, 15754424), (4, 7877212), (7, 4501264), (8, 3938606), (14, 2250632), (16, 1969303), (28, 1125316), (29, 1086512), (56, 562658), (58, 543256), (89, 354032), (109, 289072), (112, 281329), (116, 271628), (178, 177016), (203, 155216), (218, 144536), (232, 135814), (356, 88508), (406, 77608), (436, 72268), (464, 67907), (623, 50576), (712, 44254), (763, 41296), (812, 38804), (872, 36134), (1246, 25288), (1424, 22127), (1526, 20648), (1624, 19402), (1744, 18067), (2492, 12644), (2581, 12208), (3052, 10324), (3161, 9968), (3248, 9701), (4984, 6322), (5162, 6104)]