31437250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 67223520

約数和(自身を除く): 35786270

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 569, 650, 850, 1105, 1138, 1625, 2125, 2210, 2845, 3250, 4250, 5525, 5690, 7397, 9673, 11050, 14225, 14794, 19346, 27625, 28450, 36985, 48365, 55250, 71125, 73970, 96730, 125749, 142250, 184925, 241825, 251498, 369850, 483650, 628745, 924625, 1209125, 1257490, 1849250, 2418250, 3143725, 6287450, 15718625, 31437250]

約数ペア:

[(1, 31437250), (2, 15718625), (5, 6287450), (10, 3143725), (13, 2418250), (17, 1849250), (25, 1257490), (26, 1209125), (34, 924625), (50, 628745), (65, 483650), (85, 369850), (125, 251498), (130, 241825), (170, 184925), (221, 142250), (250, 125749), (325, 96730), (425, 73970), (442, 71125), (569, 55250), (650, 48365), (850, 36985), (1105, 28450), (1138, 27625), (1625, 19346), (2125, 14794), (2210, 14225), (2845, 11050), (3250, 9673), (4250, 7397), (5525, 5690)]