64657120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2204

約数の個数: 96

約数和(自身を含む): 176522976

約数和(自身を除く): 111865856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2161, 2720, 2992, 3740, 4322, 5984, 7480, 8644, 10805, 14960, 17288, 21610, 23771, 29920, 34576, 36737, 43220, 47542, 69152, 73474, 86440, 95084, 118855, 146948, 172880, 183685, 190168, 237710, 293896, 345760, 367370, 380336, 404107, 475420, 587792, 734740, 760672, 808214, 950840, 1175584, 1469480, 1616428, 1901680, 2020535, 2938960, 3232856, 3803360, 4041070, 5877920, 6465712, 8082140, 12931424, 16164280, 32328560, 64657120]

約数ペア:

[(1, 64657120), (2, 32328560), (4, 16164280), (5, 12931424), (8, 8082140), (10, 6465712), (11, 5877920), (16, 4041070), (17, 3803360), (20, 3232856), (22, 2938960), (32, 2020535), (34, 1901680), (40, 1616428), (44, 1469480), (55, 1175584), (68, 950840), (80, 808214), (85, 760672), (88, 734740), (110, 587792), (136, 475420), (160, 404107), (170, 380336), (176, 367370), (187, 345760), (220, 293896), (272, 237710), (340, 190168), (352, 183685), (374, 172880), (440, 146948), (544, 118855), (680, 95084), (748, 86440), (880, 73474), (935, 69152), (1360, 47542), (1496, 43220), (1760, 36737), (1870, 34576), (2161, 29920), (2720, 23771), (2992, 21610), (3740, 17288), (4322, 14960), (5984, 10805), (7480, 8644)]