22251025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{28711}}^1$

素因数の和:28752

約数の個数: 12

約数和(自身を含む): 28482304

約数和(自身を除く): 6231279

約数列:

[1, 5, 25, 31, 155, 775, 28711, 143555, 717775, 890041, 4450205, 22251025]

約数ペア:

[(1, 22251025), (5, 4450205), (25, 890041), (31, 717775), (155, 143555), (775, 28711)]