180081290

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227951}}^1$

素因数の和:228037

約数の個数: 16

約数和(自身を含む): 328250880

約数和(自身を除く): 148169590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 227951, 455902, 1139755, 2279510, 18008129, 36016258, 90040645, 180081290]

約数ペア:

[(1, 180081290), (2, 90040645), (5, 36016258), (10, 18008129), (79, 2279510), (158, 1139755), (395, 455902), (790, 227951)]