20235218975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{74869}}^1$

素因数の和:75467

約数の個数: 24

約数和(自身を含む): 26459058000

約数和(自身を除く): 6223839025

約数列:

[1, 5, 19, 25, 95, 475, 569, 2845, 10811, 14225, 54055, 74869, 270275, 374345, 1422511, 1871725, 7112555, 35562775, 42600461, 213002305, 809408759, 1065011525, 4047043795, 20235218975]

約数ペア:

[(1, 20235218975), (5, 4047043795), (19, 1065011525), (25, 809408759), (95, 213002305), (475, 42600461), (569, 35562775), (2845, 7112555), (10811, 1871725), (14225, 1422511), (54055, 374345), (74869, 270275)]