80642968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 118422632

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 29, 34, 46, 56, 58, 68, 92, 116, 119, 127, 136, 161, 184, 203, 232, 238, 254, 322, 391, 406, 476, 493, 508, 644, 667, 782, 812, 889, 952, 986, 1016, 1288, 1334, 1564, 1624, 1778, 1972, 2159, 2668, 2737, 2921, 3128, 3451, 3556, 3683, 3944, 4318, 4669, 5336, 5474, 5842, 6902, 7112, 7366, 8636, 9338, 10948, 11339, 11684, 13804, 14732, 15113, 17272, 18676, 20447, 21896, 22678, 23368, 25781, 27608, 29464, 30226, 37352, 40894, 45356, 49657, 51562, 60452, 62611, 79373, 81788, 84709, 90712, 99314, 103124, 120904, 125222, 158746, 163576, 169418, 198628, 206248, 250444, 317492, 338836, 347599, 397256, 438277, 500888, 592963, 634984, 677672, 695198, 876554, 1185926, 1390396, 1440053, 1753108, 2371852, 2780792, 2880106, 3506216, 4743704, 5760212, 10080371, 11520424, 20160742, 40321484, 80642968]

約数ペア:

[(1, 80642968), (2, 40321484), (4, 20160742), (7, 11520424), (8, 10080371), (14, 5760212), (17, 4743704), (23, 3506216), (28, 2880106), (29, 2780792), (34, 2371852), (46, 1753108), (56, 1440053), (58, 1390396), (68, 1185926), (92, 876554), (116, 695198), (119, 677672), (127, 634984), (136, 592963), (161, 500888), (184, 438277), (203, 397256), (232, 347599), (238, 338836), (254, 317492), (322, 250444), (391, 206248), (406, 198628), (476, 169418), (493, 163576), (508, 158746), (644, 125222), (667, 120904), (782, 103124), (812, 99314), (889, 90712), (952, 84709), (986, 81788), (1016, 79373), (1288, 62611), (1334, 60452), (1564, 51562), (1624, 49657), (1778, 45356), (1972, 40894), (2159, 37352), (2668, 30226), (2737, 29464), (2921, 27608), (3128, 25781), (3451, 23368), (3556, 22678), (3683, 21896), (3944, 20447), (4318, 18676), (4669, 17272), (5336, 15113), (5474, 14732), (5842, 13804), (6902, 11684), (7112, 11339), (7366, 10948), (8636, 9338)]