25007870

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{22943}}^1$

素因数の和:23059

約数の個数: 16

約数和(自身を含む): 45429120

約数和(自身を除く): 20421250

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 22943, 45886, 114715, 229430, 2500787, 5001574, 12503935, 25007870]

約数ペア:

[(1, 25007870), (2, 12503935), (5, 5001574), (10, 2500787), (109, 229430), (218, 114715), (545, 45886), (1090, 22943)]