98890025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2221}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 133080024

約数和(自身を除く): 34189999

約数列:

[1, 5, 13, 25, 65, 137, 325, 685, 1781, 2221, 3425, 8905, 11105, 28873, 44525, 55525, 144365, 304277, 721825, 1521385, 3955601, 7606925, 19778005, 98890025]

約数ペア:

[(1, 98890025), (5, 19778005), (13, 7606925), (25, 3955601), (65, 1521385), (137, 721825), (325, 304277), (685, 144365), (1781, 55525), (2221, 44525), (3425, 28873), (8905, 11105)]