55905025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{18481}}^1$

素因数の和:18513

約数の個数: 18

約数和(自身を含む): 76201286

約数和(自身を除く): 20296261

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 18481, 92405, 203291, 462025, 1016455, 2236201, 5082275, 11181005, 55905025]

約数ペア:

[(1, 55905025), (5, 11181005), (11, 5082275), (25, 2236201), (55, 1016455), (121, 462025), (275, 203291), (605, 92405), (3025, 18481)]