87913840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:615

約数の個数: 120

約数和(自身を含む): 244015632

約数和(自身を除く): 156101792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 547, 560, 574, 656, 784, 820, 980, 1094, 1148, 1435, 1640, 1960, 2009, 2188, 2296, 2735, 2870, 3280, 3829, 3920, 4018, 4376, 4592, 5470, 5740, 7658, 8036, 8752, 10045, 10940, 11480, 15316, 16072, 19145, 20090, 21880, 22427, 22960, 26803, 30632, 32144, 38290, 40180, 43760, 44854, 53606, 61264, 76580, 80360, 89708, 107212, 112135, 134015, 153160, 156989, 160720, 179416, 214424, 224270, 268030, 306320, 313978, 358832, 428848, 448540, 536060, 627956, 784945, 897080, 1072120, 1098923, 1255912, 1569890, 1794160, 2144240, 2197846, 2511824, 3139780, 4395692, 5494615, 6279560, 8791384, 10989230, 12559120, 17582768, 21978460, 43956920, 87913840]

約数ペア:

[(1, 87913840), (2, 43956920), (4, 21978460), (5, 17582768), (7, 12559120), (8, 10989230), (10, 8791384), (14, 6279560), (16, 5494615), (20, 4395692), (28, 3139780), (35, 2511824), (40, 2197846), (41, 2144240), (49, 1794160), (56, 1569890), (70, 1255912), (80, 1098923), (82, 1072120), (98, 897080), (112, 784945), (140, 627956), (164, 536060), (196, 448540), (205, 428848), (245, 358832), (280, 313978), (287, 306320), (328, 268030), (392, 224270), (410, 214424), (490, 179416), (547, 160720), (560, 156989), (574, 153160), (656, 134015), (784, 112135), (820, 107212), (980, 89708), (1094, 80360), (1148, 76580), (1435, 61264), (1640, 53606), (1960, 44854), (2009, 43760), (2188, 40180), (2296, 38290), (2735, 32144), (2870, 30632), (3280, 26803), (3829, 22960), (3920, 22427), (4018, 21880), (4376, 20090), (4592, 19145), (5470, 16072), (5740, 15316), (7658, 11480), (8036, 10940), (8752, 10045)]