85279664

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{123953}}^1$

素因数の和:124004

約数の個数: 20

約数和(自身を含む): 169073256

約数和(自身を除く): 83793592

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 123953, 247906, 495812, 991624, 1983248, 5329979, 10659958, 21319916, 42639832, 85279664]

約数ペア:

[(1, 85279664), (2, 42639832), (4, 21319916), (8, 10659958), (16, 5329979), (43, 1983248), (86, 991624), (172, 495812), (344, 247906), (688, 123953)]