1563250

素因数分解:

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

素因数の和:80

約数の個数: 48

約数和(自身を含む): 3254472

約数和(自身を除く): 1691222

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 125, 130, 169, 185, 250, 325, 338, 370, 481, 650, 845, 925, 962, 1625, 1690, 1850, 2405, 3250, 4225, 4625, 4810, 6253, 8450, 9250, 12025, 12506, 21125, 24050, 31265, 42250, 60125, 62530, 120250, 156325, 312650, 781625, 1563250]

約数ペア:

[(1, 1563250), (2, 781625), (5, 312650), (10, 156325), (13, 120250), (25, 62530), (26, 60125), (37, 42250), (50, 31265), (65, 24050), (74, 21125), (125, 12506), (130, 12025), (169, 9250), (185, 8450), (250, 6253), (325, 4810), (338, 4625), (370, 4225), (481, 3250), (650, 2405), (845, 1850), (925, 1690), (962, 1625)]