817842209120

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2137}}^1\times {\mathrm{4591}}^1$

素因数の和:7264

約数の個数: 96

約数和(自身を含む): 1937188503936

約数和(自身を除く): 1119346294816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 2084, 2137, 2605, 4168, 4274, 4591, 5210, 8336, 8548, 9182, 10420, 10685, 16672, 17096, 18364, 20840, 21370, 22955, 34192, 36728, 41680, 42740, 45910, 68384, 73456, 83360, 85480, 91820, 146912, 170960, 183640, 341920, 367280, 734560, 1113377, 2226754, 2391911, 4453508, 4783822, 5566885, 8907016, 9567644, 9810967, 11133770, 11959555, 17814032, 19135288, 19621934, 22267540, 23919110, 35628064, 38270576, 39243868, 44535080, 47838220, 49054835, 76541152, 78487736, 89070160, 95676440, 98109670, 156975472, 178140320, 191352880, 196219340, 313950944, 382705760, 392438680, 784877360, 1569754720, 5111513807, 10223027614, 20446055228, 25557569035, 40892110456, 51115138070, 81784220912, 102230276140, 163568441824, 204460552280, 408921104560, 817842209120]

約数ペア:

[(1, 817842209120), (2, 408921104560), (4, 204460552280), (5, 163568441824), (8, 102230276140), (10, 81784220912), (16, 51115138070), (20, 40892110456), (32, 25557569035), (40, 20446055228), (80, 10223027614), (160, 5111513807), (521, 1569754720), (1042, 784877360), (2084, 392438680), (2137, 382705760), (2605, 313950944), (4168, 196219340), (4274, 191352880), (4591, 178140320), (5210, 156975472), (8336, 98109670), (8548, 95676440), (9182, 89070160), (10420, 78487736), (10685, 76541152), (16672, 49054835), (17096, 47838220), (18364, 44535080), (20840, 39243868), (21370, 38270576), (22955, 35628064), (34192, 23919110), (36728, 22267540), (41680, 19621934), (42740, 19135288), (45910, 17814032), (68384, 11959555), (73456, 11133770), (83360, 9810967), (85480, 9567644), (91820, 8907016), (146912, 5566885), (170960, 4783822), (183640, 4453508), (341920, 2391911), (367280, 2226754), (734560, 1113377)]