1681736680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{111521}}^1$

素因数の和:111574

約数の個数: 64

約数和(自身を含む): 4215531600

約数和(自身を除く): 2533794920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 111521, 223042, 446084, 557605, 892168, 1115210, 1449773, 2230420, 2899546, 3234109, 4460840, 5799092, 6468218, 7248865, 11598184, 12936436, 14497730, 16170545, 25872872, 28995460, 32341090, 42043417, 57990920, 64682180, 84086834, 129364360, 168173668, 210217085, 336347336, 420434170, 840868340, 1681736680]

約数ペア:

[(1, 1681736680), (2, 840868340), (4, 420434170), (5, 336347336), (8, 210217085), (10, 168173668), (13, 129364360), (20, 84086834), (26, 64682180), (29, 57990920), (40, 42043417), (52, 32341090), (58, 28995460), (65, 25872872), (104, 16170545), (116, 14497730), (130, 12936436), (145, 11598184), (232, 7248865), (260, 6468218), (290, 5799092), (377, 4460840), (520, 3234109), (580, 2899546), (754, 2230420), (1160, 1449773), (1508, 1115210), (1885, 892168), (3016, 557605), (3770, 446084), (7540, 223042), (15080, 111521)]