51128440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{116201}}^1$

素因数の和:116223

約数の個数: 32

約数和(自身を含む): 125498160

約数和(自身を除く): 74369720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 116201, 232402, 464804, 581005, 929608, 1162010, 1278211, 2324020, 2556422, 4648040, 5112844, 6391055, 10225688, 12782110, 25564220, 51128440]

約数ペア:

[(1, 51128440), (2, 25564220), (4, 12782110), (5, 10225688), (8, 6391055), (10, 5112844), (11, 4648040), (20, 2556422), (22, 2324020), (40, 1278211), (44, 1162010), (55, 929608), (88, 581005), (110, 464804), (220, 232402), (440, 116201)]