663264890704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2099}}^1\times {\mathrm{21397}}^1$

素因数の和:23588

約数の個数: 80

約数和(自身を含む): 1404153878400

約数和(自身を除く): 740888987696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 2099, 3692, 4198, 7384, 8396, 14768, 16792, 21397, 27287, 33584, 42794, 54574, 85588, 109148, 149029, 171176, 218296, 278161, 298058, 342352, 436592, 556322, 596116, 1112644, 1192232, 1519187, 1937377, 2225288, 2384464, 3038374, 3874754, 4450576, 6076748, 7749508, 12153496, 15499016, 19749431, 24306992, 30998032, 39498862, 44912303, 78997724, 89824606, 157995448, 179649212, 315990896, 359298424, 583859939, 718596848, 1167719878, 2335439756, 3188773513, 4670879512, 6377547026, 9341759024, 12755094052, 25510188104, 41454055669, 51020376208, 82908111338, 165816222676, 331632445352, 663264890704]

約数ペア:

[(1, 663264890704), (2, 331632445352), (4, 165816222676), (8, 82908111338), (13, 51020376208), (16, 41454055669), (26, 25510188104), (52, 12755094052), (71, 9341759024), (104, 6377547026), (142, 4670879512), (208, 3188773513), (284, 2335439756), (568, 1167719878), (923, 718596848), (1136, 583859939), (1846, 359298424), (2099, 315990896), (3692, 179649212), (4198, 157995448), (7384, 89824606), (8396, 78997724), (14768, 44912303), (16792, 39498862), (21397, 30998032), (27287, 24306992), (33584, 19749431), (42794, 15499016), (54574, 12153496), (85588, 7749508), (109148, 6076748), (149029, 4450576), (171176, 3874754), (218296, 3038374), (278161, 2384464), (298058, 2225288), (342352, 1937377), (436592, 1519187), (556322, 1192232), (596116, 1112644)]