25182728

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 48324600

約数和(自身を除く): 23141872

約数列:

[1, 2, 4, 8, 89, 113, 178, 226, 313, 356, 452, 626, 712, 904, 1252, 2504, 10057, 20114, 27857, 35369, 40228, 55714, 70738, 80456, 111428, 141476, 222856, 282952, 3147841, 6295682, 12591364, 25182728]

約数ペア:

[(1, 25182728), (2, 12591364), (4, 6295682), (8, 3147841), (89, 282952), (113, 222856), (178, 141476), (226, 111428), (313, 80456), (356, 70738), (452, 55714), (626, 40228), (712, 35369), (904, 27857), (1252, 20114), (2504, 10057)]