86901025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 115700184

約数和(自身を除く): 28799159

約数列:

[1, 5, 17, 25, 73, 85, 365, 425, 1241, 1825, 2801, 6205, 14005, 31025, 47617, 70025, 204473, 238085, 1022365, 1190425, 3476041, 5111825, 17380205, 86901025]

約数ペア:

[(1, 86901025), (5, 17380205), (17, 5111825), (25, 3476041), (73, 1190425), (85, 1022365), (365, 238085), (425, 204473), (1241, 70025), (1825, 47617), (2801, 31025), (6205, 14005)]