25578956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5527}}^1$

素因数の和:5633

約数の個数: 24

約数和(自身を含む): 48756960

約数和(自身を除く): 23178004

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 5527, 11054, 22108, 71851, 143702, 287404, 491903, 983806, 1967612, 6394739, 12789478, 25578956]

約数ペア:

[(1, 25578956), (2, 12789478), (4, 6394739), (13, 1967612), (26, 983806), (52, 491903), (89, 287404), (178, 143702), (356, 71851), (1157, 22108), (2314, 11054), (4628, 5527)]