12730250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3917}}^1$

素因数の和:3947

約数の個数: 32

約数和(自身を含む): 25670736

約数和(自身を除く): 12940486

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 3917, 7834, 19585, 39170, 50921, 97925, 101842, 195850, 254605, 489625, 509210, 979250, 1273025, 2546050, 6365125, 12730250]

約数ペア:

[(1, 12730250), (2, 6365125), (5, 2546050), (10, 1273025), (13, 979250), (25, 509210), (26, 489625), (50, 254605), (65, 195850), (125, 101842), (130, 97925), (250, 50921), (325, 39170), (650, 19585), (1625, 7834), (3250, 3917)]