80266508

素因数分解:

$2^2\times 7^2\times {\mathrm{409523}}^1$

素因数の和:409541

約数の個数: 18

約数和(自身を含む): 163400076

約数和(自身を除く): 83133568

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409523, 819046, 1638092, 2866661, 5733322, 11466644, 20066627, 40133254, 80266508]

約数ペア:

[(1, 80266508), (2, 40133254), (4, 20066627), (7, 11466644), (14, 5733322), (28, 2866661), (49, 1638092), (98, 819046), (196, 409523)]