20105406575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{2039}}^1\times {\mathrm{23201}}^1$

素因数の和:25267

約数の個数: 24

約数和(自身を含む): 26411300640

約数和(自身を除く): 6305894065

約数列:

[1, 5, 17, 25, 85, 425, 2039, 10195, 23201, 34663, 50975, 116005, 173315, 394417, 580025, 866575, 1972085, 9860425, 47306839, 236534195, 804216263, 1182670975, 4021081315, 20105406575]

約数ペア:

[(1, 20105406575), (5, 4021081315), (17, 1182670975), (25, 804216263), (85, 236534195), (425, 47306839), (2039, 9860425), (10195, 1972085), (23201, 866575), (34663, 580025), (50975, 394417), (116005, 173315)]