22238875

素因数分解:

$5^3\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2103

約数の個数: 16

約数和(自身を含む): 28080000

約数和(自身を除く): 5841125

約数列:

[1, 5, 25, 89, 125, 445, 1999, 2225, 9995, 11125, 49975, 177911, 249875, 889555, 4447775, 22238875]

約数ペア:

[(1, 22238875), (5, 4447775), (25, 889555), (89, 249875), (125, 177911), (445, 49975), (1999, 11125), (2225, 9995)]