128332525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2689}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 168114240

約数和(自身を除く): 39781715

約数列:

[1, 5, 23, 25, 83, 115, 415, 575, 1909, 2075, 2689, 9545, 13445, 47725, 61847, 67225, 223187, 309235, 1115935, 1546175, 5133301, 5579675, 25666505, 128332525]

約数ペア:

[(1, 128332525), (5, 25666505), (23, 5579675), (25, 5133301), (83, 1546175), (115, 1115935), (415, 309235), (575, 223187), (1909, 67225), (2075, 61847), (2689, 47725), (9545, 13445)]