12210250

素因数分解:

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

素因数の和:77

約数の個数: 72

約数和(自身を含む): 26292708

約数和(自身を除く): 14082458

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 169, 170, 221, 250, 289, 325, 338, 425, 442, 578, 650, 845, 850, 1105, 1445, 1625, 1690, 2125, 2210, 2873, 2890, 3250, 3757, 4225, 4250, 5525, 5746, 7225, 7514, 8450, 11050, 14365, 14450, 18785, 21125, 27625, 28730, 36125, 37570, 42250, 48841, 55250, 71825, 72250, 93925, 97682, 143650, 187850, 244205, 359125, 469625, 488410, 718250, 939250, 1221025, 2442050, 6105125, 12210250]

約数ペア:

[(1, 12210250), (2, 6105125), (5, 2442050), (10, 1221025), (13, 939250), (17, 718250), (25, 488410), (26, 469625), (34, 359125), (50, 244205), (65, 187850), (85, 143650), (125, 97682), (130, 93925), (169, 72250), (170, 71825), (221, 55250), (250, 48841), (289, 42250), (325, 37570), (338, 36125), (425, 28730), (442, 27625), (578, 21125), (650, 18785), (845, 14450), (850, 14365), (1105, 11050), (1445, 8450), (1625, 7514), (1690, 7225), (2125, 5746), (2210, 5525), (2873, 4250), (2890, 4225), (3250, 3757)]