25245556

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 26847884

約数列:

[1, 2, 4, 7, 14, 28, 79, 101, 113, 158, 202, 226, 316, 404, 452, 553, 707, 791, 1106, 1414, 1582, 2212, 2828, 3164, 7979, 8927, 11413, 15958, 17854, 22826, 31916, 35708, 45652, 55853, 62489, 79891, 111706, 124978, 159782, 223412, 249956, 319564, 901627, 1803254, 3606508, 6311389, 12622778, 25245556]

約数ペア:

[(1, 25245556), (2, 12622778), (4, 6311389), (7, 3606508), (14, 1803254), (28, 901627), (79, 319564), (101, 249956), (113, 223412), (158, 159782), (202, 124978), (226, 111706), (316, 79891), (404, 62489), (452, 55853), (553, 45652), (707, 35708), (791, 31916), (1106, 22826), (1414, 17854), (1582, 15958), (2212, 11413), (2828, 8927), (3164, 7979)]