81710398

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 172005120

約数和(自身を除く): 90294722

約数列:

[1, 2, 7, 11, 14, 17, 22, 23, 34, 46, 59, 77, 118, 119, 154, 161, 187, 238, 253, 322, 374, 391, 413, 506, 529, 649, 782, 826, 1003, 1058, 1298, 1309, 1357, 1771, 2006, 2618, 2714, 2737, 3542, 3703, 4301, 4543, 5474, 5819, 7021, 7406, 8602, 8993, 9086, 9499, 11033, 11638, 14042, 14927, 17986, 18998, 22066, 23069, 29854, 30107, 31211, 40733, 46138, 60214, 62422, 62951, 77231, 81466, 98923, 104489, 125902, 154462, 161483, 197846, 208978, 218477, 253759, 322966, 343321, 436954, 507518, 530587, 686642, 692461, 1061174, 1384922, 1776313, 2403247, 3552626, 3714109, 4806494, 5836457, 7428218, 11672914, 40855199, 81710398]

約数ペア:

[(1, 81710398), (2, 40855199), (7, 11672914), (11, 7428218), (14, 5836457), (17, 4806494), (22, 3714109), (23, 3552626), (34, 2403247), (46, 1776313), (59, 1384922), (77, 1061174), (118, 692461), (119, 686642), (154, 530587), (161, 507518), (187, 436954), (238, 343321), (253, 322966), (322, 253759), (374, 218477), (391, 208978), (413, 197846), (506, 161483), (529, 154462), (649, 125902), (782, 104489), (826, 98923), (1003, 81466), (1058, 77231), (1298, 62951), (1309, 62422), (1357, 60214), (1771, 46138), (2006, 40733), (2618, 31211), (2714, 30107), (2737, 29854), (3542, 23069), (3703, 22066), (4301, 18998), (4543, 17986), (5474, 14927), (5819, 14042), (7021, 11638), (7406, 11033), (8602, 9499), (8993, 9086)]