20653427425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{1069}}^1\times {\mathrm{9311}}^1$

素因数の和:10473

約数の個数: 24

約数和(自身を含む): 25945839360

約数和(自身を除く): 5292411935

約数列:

[1, 5, 25, 83, 415, 1069, 2075, 5345, 9311, 26725, 46555, 88727, 232775, 443635, 772813, 2218175, 3864065, 9953459, 19320325, 49767295, 248836475, 826137097, 4130685485, 20653427425]

約数ペア:

[(1, 20653427425), (5, 4130685485), (25, 826137097), (83, 248836475), (415, 49767295), (1069, 19320325), (2075, 9953459), (5345, 3864065), (9311, 2218175), (26725, 772813), (46555, 443635), (88727, 232775)]