82128080

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9967}}^1$

素因数の和:10083

約数の個数: 40

約数和(自身を含む): 192820992

約数和(自身を除く): 110692912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 9967, 19934, 39868, 49835, 79736, 99670, 159472, 199340, 398680, 797360, 1026601, 2053202, 4106404, 5133005, 8212808, 10266010, 16425616, 20532020, 41064040, 82128080]

約数ペア:

[(1, 82128080), (2, 41064040), (4, 20532020), (5, 16425616), (8, 10266010), (10, 8212808), (16, 5133005), (20, 4106404), (40, 2053202), (80, 1026601), (103, 797360), (206, 398680), (412, 199340), (515, 159472), (824, 99670), (1030, 79736), (1648, 49835), (2060, 39868), (4120, 19934), (8240, 9967)]