66171880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24691}}^1$

素因数の和:24769

約数の個数: 32

約数和(自身を含む): 151115040

約数和(自身を除く): 84943160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 24691, 49382, 98764, 123455, 197528, 246910, 493820, 987640, 1654297, 3308594, 6617188, 8271485, 13234376, 16542970, 33085940, 66171880]

約数ペア:

[(1, 66171880), (2, 33085940), (4, 16542970), (5, 13234376), (8, 8271485), (10, 6617188), (20, 3308594), (40, 1654297), (67, 987640), (134, 493820), (268, 246910), (335, 197528), (536, 123455), (670, 98764), (1340, 49382), (2680, 24691)]