25139675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 34350480

約数和(自身を除く): 9210805

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 809, 1243, 2825, 4045, 6215, 8899, 20225, 31075, 44495, 91417, 222475, 457085, 1005587, 2285425, 5027935, 25139675]

約数ペア:

[(1, 25139675), (5, 5027935), (11, 2285425), (25, 1005587), (55, 457085), (113, 222475), (275, 91417), (565, 44495), (809, 31075), (1243, 20225), (2825, 8899), (4045, 6215)]