1285833250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^2$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 2830129848

約数和(自身を除く): 1544296598

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 37, 50, 65, 74, 85, 125, 130, 170, 185, 221, 250, 289, 325, 370, 425, 442, 481, 578, 629, 650, 850, 925, 962, 1105, 1258, 1369, 1445, 1625, 1850, 2125, 2210, 2405, 2738, 2890, 3145, 3250, 3757, 4250, 4625, 4810, 5525, 6290, 6845, 7225, 7514, 8177, 9250, 10693, 11050, 12025, 13690, 14450, 15725, 16354, 17797, 18785, 21386, 23273, 24050, 27625, 31450, 34225, 35594, 36125, 37570, 40885, 46546, 53465, 55250, 60125, 68450, 72250, 78625, 81770, 88985, 93925, 106930, 116365, 120250, 139009, 157250, 171125, 177970, 187850, 204425, 232730, 267325, 278018, 302549, 342250, 395641, 408850, 444925, 469625, 534650, 581825, 605098, 695045, 791282, 889850, 939250, 1022125, 1163650, 1336625, 1390090, 1512745, 1978205, 2044250, 2224625, 2673250, 2909125, 3025490, 3475225, 3956410, 4449250, 5143333, 5818250, 6950450, 7563725, 9891025, 10286666, 15127450, 17376125, 19782050, 25716665, 34752250, 37818625, 49455125, 51433330, 75637250, 98910250, 128583325, 257166650, 642916625, 1285833250]

約数ペア:

[(1, 1285833250), (2, 642916625), (5, 257166650), (10, 128583325), (13, 98910250), (17, 75637250), (25, 51433330), (26, 49455125), (34, 37818625), (37, 34752250), (50, 25716665), (65, 19782050), (74, 17376125), (85, 15127450), (125, 10286666), (130, 9891025), (170, 7563725), (185, 6950450), (221, 5818250), (250, 5143333), (289, 4449250), (325, 3956410), (370, 3475225), (425, 3025490), (442, 2909125), (481, 2673250), (578, 2224625), (629, 2044250), (650, 1978205), (850, 1512745), (925, 1390090), (962, 1336625), (1105, 1163650), (1258, 1022125), (1369, 939250), (1445, 889850), (1625, 791282), (1850, 695045), (2125, 605098), (2210, 581825), (2405, 534650), (2738, 469625), (2890, 444925), (3145, 408850), (3250, 395641), (3757, 342250), (4250, 302549), (4625, 278018), (4810, 267325), (5525, 232730), (6290, 204425), (6845, 187850), (7225, 177970), (7514, 171125), (8177, 157250), (9250, 139009), (10693, 120250), (11050, 116365), (12025, 106930), (13690, 93925), (14450, 88985), (15725, 81770), (16354, 78625), (17797, 72250), (18785, 68450), (21386, 60125), (23273, 55250), (24050, 53465), (27625, 46546), (31450, 40885), (34225, 37570), (35594, 36125)]