25194028

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 44911440

約数和(自身を除く): 19717412

約数列:

[1, 2, 4, 113, 139, 226, 278, 401, 452, 556, 802, 1604, 15707, 31414, 45313, 55739, 62828, 90626, 111478, 181252, 222956, 6298507, 12597014, 25194028]

約数ペア:

[(1, 25194028), (2, 12597014), (4, 6298507), (113, 222956), (139, 181252), (226, 111478), (278, 90626), (401, 62828), (452, 55739), (556, 45313), (802, 31414), (1604, 15707)]