2045760025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{29531}}^1$

素因数の和:29721

約数の個数: 24

約数和(自身を含む): 2702532384

約数和(自身を除く): 656772359

約数列:

[1, 5, 17, 25, 85, 163, 425, 815, 2771, 4075, 13855, 29531, 69275, 147655, 502027, 738275, 2510135, 4813553, 12550675, 24067765, 81830401, 120338825, 409152005, 2045760025]

約数ペア:

[(1, 2045760025), (5, 409152005), (17, 120338825), (25, 81830401), (85, 24067765), (163, 12550675), (425, 4813553), (815, 2510135), (2771, 738275), (4075, 502027), (13855, 147655), (29531, 69275)]