49777640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113131}}^1$

素因数の和:113153

約数の個数: 32

約数和(自身を含む): 122182560

約数和(自身を除く): 72404920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 113131, 226262, 452524, 565655, 905048, 1131310, 1244441, 2262620, 2488882, 4525240, 4977764, 6222205, 9955528, 12444410, 24888820, 49777640]

約数ペア:

[(1, 49777640), (2, 24888820), (4, 12444410), (5, 9955528), (8, 6222205), (10, 4977764), (11, 4525240), (20, 2488882), (22, 2262620), (40, 1244441), (44, 1131310), (55, 905048), (88, 565655), (110, 452524), (220, 226262), (440, 113131)]