25944008

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 49980000

約数和(自身を除く): 24035992

約数列:

[1, 2, 4, 8, 67, 97, 134, 194, 268, 388, 499, 536, 776, 998, 1996, 3992, 6499, 12998, 25996, 33433, 48403, 51992, 66866, 96806, 133732, 193612, 267464, 387224, 3243001, 6486002, 12972004, 25944008]

約数ペア:

[(1, 25944008), (2, 12972004), (4, 6486002), (8, 3243001), (67, 387224), (97, 267464), (134, 193612), (194, 133732), (268, 96806), (388, 66866), (499, 51992), (536, 48403), (776, 33433), (998, 25996), (1996, 12998), (3992, 6499)]