28518575

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{27823}}^1$

素因数の和:27874

約数の個数: 12

約数和(自身を含む): 36226848

約数和(自身を除く): 7708273

約数列:

[1, 5, 25, 41, 205, 1025, 27823, 139115, 695575, 1140743, 5703715, 28518575]

約数ペア:

[(1, 28518575), (5, 5703715), (25, 1140743), (41, 695575), (205, 139115), (1025, 27823)]