81166064

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 186416640

約数和(自身を除く): 105250576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 71, 112, 118, 142, 173, 236, 284, 346, 413, 472, 497, 568, 692, 826, 944, 994, 1136, 1211, 1384, 1652, 1988, 2422, 2768, 3304, 3976, 4189, 4844, 6608, 7952, 8378, 9688, 10207, 12283, 16756, 19376, 20414, 24566, 29323, 33512, 40828, 49132, 58646, 67024, 71449, 81656, 85981, 98264, 117292, 142898, 163312, 171962, 196528, 234584, 285796, 343924, 469168, 571592, 687848, 724697, 1143184, 1375696, 1449394, 2898788, 5072879, 5797576, 10145758, 11595152, 20291516, 40583032, 81166064]

約数ペア:

[(1, 81166064), (2, 40583032), (4, 20291516), (7, 11595152), (8, 10145758), (14, 5797576), (16, 5072879), (28, 2898788), (56, 1449394), (59, 1375696), (71, 1143184), (112, 724697), (118, 687848), (142, 571592), (173, 469168), (236, 343924), (284, 285796), (346, 234584), (413, 196528), (472, 171962), (497, 163312), (568, 142898), (692, 117292), (826, 98264), (944, 85981), (994, 81656), (1136, 71449), (1211, 67024), (1384, 58646), (1652, 49132), (1988, 40828), (2422, 33512), (2768, 29323), (3304, 24566), (3976, 20414), (4189, 19376), (4844, 16756), (6608, 12283), (7952, 10207), (8378, 9688)]