80426390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4657}}^1$

素因数の和:4832

約数の個数: 32

約数和(自身を含む): 158968224

約数和(自身を除く): 78541834

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 4657, 8635, 9314, 17270, 23285, 46570, 51227, 102454, 256135, 512270, 731149, 1462298, 3655745, 7311490, 8042639, 16085278, 40213195, 80426390]

約数ペア:

[(1, 80426390), (2, 40213195), (5, 16085278), (10, 8042639), (11, 7311490), (22, 3655745), (55, 1462298), (110, 731149), (157, 512270), (314, 256135), (785, 102454), (1570, 51227), (1727, 46570), (3454, 23285), (4657, 17270), (8635, 9314)]