18744875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{5171}}^1$

素因数の和:5215

約数の個数: 16

約数和(自身を含む): 24204960

約数和(自身を除く): 5460085

約数列:

[1, 5, 25, 29, 125, 145, 725, 3625, 5171, 25855, 129275, 149959, 646375, 749795, 3748975, 18744875]

約数ペア:

[(1, 18744875), (5, 3748975), (25, 749795), (29, 646375), (125, 149959), (145, 129275), (725, 25855), (3625, 5171)]