51538175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{457}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 69172656

約数和(自身を除く): 17634481

約数列:

[1, 5, 13, 25, 65, 325, 347, 457, 1735, 2285, 4511, 5941, 8675, 11425, 22555, 29705, 112775, 148525, 158579, 792895, 2061527, 3964475, 10307635, 51538175]

約数ペア:

[(1, 51538175), (5, 10307635), (13, 3964475), (25, 2061527), (65, 792895), (325, 158579), (347, 148525), (457, 112775), (1735, 29705), (2285, 22555), (4511, 11425), (5941, 8675)]