99555280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113131}}^1$

素因数の和:113155

約数の個数: 40

約数和(自身を含む): 252510624

約数和(自身を除く): 152955344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 113131, 226262, 452524, 565655, 905048, 1131310, 1244441, 1810096, 2262620, 2488882, 4525240, 4977764, 6222205, 9050480, 9955528, 12444410, 19911056, 24888820, 49777640, 99555280]

約数ペア:

[(1, 99555280), (2, 49777640), (4, 24888820), (5, 19911056), (8, 12444410), (10, 9955528), (11, 9050480), (16, 6222205), (20, 4977764), (22, 4525240), (40, 2488882), (44, 2262620), (55, 1810096), (80, 1244441), (88, 1131310), (110, 905048), (176, 565655), (220, 452524), (440, 226262), (880, 113131)]