65751080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{15959}}^1$

素因数の和:16073

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 83634520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 15959, 31918, 63836, 79795, 127672, 159590, 319180, 638360, 1643777, 3287554, 6575108, 8218885, 13150216, 16437770, 32875540, 65751080]

約数ペア:

[(1, 65751080), (2, 32875540), (4, 16437770), (5, 13150216), (8, 8218885), (10, 6575108), (20, 3287554), (40, 1643777), (103, 638360), (206, 319180), (412, 159590), (515, 127672), (824, 79795), (1030, 63836), (2060, 31918), (4120, 15959)]