85325080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21991}}^1$

素因数の和:22099

約数の個数: 32

約数和(自身を含む): 193969440

約数和(自身を除く): 108644360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 21991, 43982, 87964, 109955, 175928, 219910, 439820, 879640, 2133127, 4266254, 8532508, 10665635, 17065016, 21331270, 42662540, 85325080]

約数ペア:

[(1, 85325080), (2, 42662540), (4, 21331270), (5, 17065016), (8, 10665635), (10, 8532508), (20, 4266254), (40, 2133127), (97, 879640), (194, 439820), (388, 219910), (485, 175928), (776, 109955), (970, 87964), (1940, 43982), (3880, 21991)]