51518730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39937}}^1$

素因数の和:39990

約数の個数: 32

約数和(自身を含む): 126523584

約数和(自身を除く): 75004854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 39937, 79874, 119811, 199685, 239622, 399370, 599055, 1198110, 1717291, 3434582, 5151873, 8586455, 10303746, 17172910, 25759365, 51518730]

約数ペア:

[(1, 51518730), (2, 25759365), (3, 17172910), (5, 10303746), (6, 8586455), (10, 5151873), (15, 3434582), (30, 1717291), (43, 1198110), (86, 599055), (129, 399370), (215, 239622), (258, 199685), (430, 119811), (645, 79874), (1290, 39937)]