31125584

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:125

約数の個数: 90

約数和(自身を含む): 74585070

約数和(自身を除く): 43459486

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 37, 49, 56, 58, 74, 98, 112, 116, 148, 196, 203, 232, 259, 296, 392, 406, 464, 518, 592, 784, 812, 1036, 1073, 1369, 1421, 1624, 1813, 2072, 2146, 2738, 2842, 3248, 3626, 4144, 4292, 5476, 5684, 7252, 7511, 8584, 9583, 10952, 11368, 14504, 15022, 17168, 19166, 21904, 22736, 29008, 30044, 38332, 39701, 52577, 60088, 67081, 76664, 79402, 105154, 120176, 134162, 153328, 158804, 210308, 268324, 277907, 317608, 420616, 536648, 555814, 635216, 841232, 1073296, 1111628, 1945349, 2223256, 3890698, 4446512, 7781396, 15562792, 31125584]

約数ペア:

[(1, 31125584), (2, 15562792), (4, 7781396), (7, 4446512), (8, 3890698), (14, 2223256), (16, 1945349), (28, 1111628), (29, 1073296), (37, 841232), (49, 635216), (56, 555814), (58, 536648), (74, 420616), (98, 317608), (112, 277907), (116, 268324), (148, 210308), (196, 158804), (203, 153328), (232, 134162), (259, 120176), (296, 105154), (392, 79402), (406, 76664), (464, 67081), (518, 60088), (592, 52577), (784, 39701), (812, 38332), (1036, 30044), (1073, 29008), (1369, 22736), (1421, 21904), (1624, 19166), (1813, 17168), (2072, 15022), (2146, 14504), (2738, 11368), (2842, 10952), (3248, 9583), (3626, 8584), (4144, 7511), (4292, 7252), (5476, 5684)]