90464920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 128

約数和(自身を含む): 259459200

約数和(自身を除く): 168994280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 580, 728, 754, 812, 857, 910, 1015, 1160, 1508, 1624, 1714, 1820, 1885, 2030, 2639, 3016, 3428, 3640, 3770, 4060, 4285, 5278, 5999, 6856, 7540, 8120, 8570, 10556, 11141, 11998, 13195, 15080, 17140, 21112, 22282, 23996, 24853, 26390, 29995, 34280, 44564, 47992, 49706, 52780, 55705, 59990, 77987, 89128, 99412, 105560, 111410, 119980, 124265, 155974, 173971, 198824, 222820, 239960, 248530, 311948, 323089, 347942, 389935, 445640, 497060, 623896, 646178, 695884, 779870, 869855, 994120, 1292356, 1391768, 1559740, 1615445, 1739710, 2261623, 2584712, 3119480, 3230890, 3479420, 4523246, 6461780, 6958840, 9046492, 11308115, 12923560, 18092984, 22616230, 45232460, 90464920]

約数ペア:

[(1, 90464920), (2, 45232460), (4, 22616230), (5, 18092984), (7, 12923560), (8, 11308115), (10, 9046492), (13, 6958840), (14, 6461780), (20, 4523246), (26, 3479420), (28, 3230890), (29, 3119480), (35, 2584712), (40, 2261623), (52, 1739710), (56, 1615445), (58, 1559740), (65, 1391768), (70, 1292356), (91, 994120), (104, 869855), (116, 779870), (130, 695884), (140, 646178), (145, 623896), (182, 497060), (203, 445640), (232, 389935), (260, 347942), (280, 323089), (290, 311948), (364, 248530), (377, 239960), (406, 222820), (455, 198824), (520, 173971), (580, 155974), (728, 124265), (754, 119980), (812, 111410), (857, 105560), (910, 99412), (1015, 89128), (1160, 77987), (1508, 59990), (1624, 55705), (1714, 52780), (1820, 49706), (1885, 47992), (2030, 44564), (2639, 34280), (3016, 29995), (3428, 26390), (3640, 24853), (3770, 23996), (4060, 22282), (4285, 21112), (5278, 17140), (5999, 15080), (6856, 13195), (7540, 11998), (8120, 11141), (8570, 10556)]