225221890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{285091}}^1$

素因数の和:285177

約数の個数: 16

約数和(自身を含む): 410532480

約数和(自身を除く): 185310590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 285091, 570182, 1425455, 2850910, 22522189, 45044378, 112610945, 225221890]

約数ペア:

[(1, 225221890), (2, 112610945), (5, 45044378), (10, 22522189), (79, 2850910), (158, 1425455), (395, 570182), (790, 285091)]