80878864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2927}}^1$

素因数の和:3103

約数の個数: 40

約数和(自身を含む): 172096128

約数和(自身を除く): 91217264

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 157, 176, 314, 628, 1256, 1727, 2512, 2927, 3454, 5854, 6908, 11708, 13816, 23416, 27632, 32197, 46832, 64394, 128788, 257576, 459539, 515152, 919078, 1838156, 3676312, 5054929, 7352624, 10109858, 20219716, 40439432, 80878864]

約数ペア:

[(1, 80878864), (2, 40439432), (4, 20219716), (8, 10109858), (11, 7352624), (16, 5054929), (22, 3676312), (44, 1838156), (88, 919078), (157, 515152), (176, 459539), (314, 257576), (628, 128788), (1256, 64394), (1727, 46832), (2512, 32197), (2927, 27632), (3454, 23416), (5854, 13816), (6908, 11708)]