27125080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6991}}^1$

素因数の和:7099

約数の個数: 32

約数和(自身を含む): 61669440

約数和(自身を除く): 34544360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 6991, 13982, 27964, 34955, 55928, 69910, 139820, 279640, 678127, 1356254, 2712508, 3390635, 5425016, 6781270, 13562540, 27125080]

約数ペア:

[(1, 27125080), (2, 13562540), (4, 6781270), (5, 5425016), (8, 3390635), (10, 2712508), (20, 1356254), (40, 678127), (97, 279640), (194, 139820), (388, 69910), (485, 55928), (776, 34955), (970, 27964), (1940, 13982), (3880, 6991)]