68580508

素因数分解:

$2^2\times {\mathrm{127}}^2\times {\mathrm{1063}}^1$

素因数の和:1321

約数の個数: 18

約数和(自身を含む): 121082136

約数和(自身を除く): 52501628

約数列:

[1, 2, 4, 127, 254, 508, 1063, 2126, 4252, 16129, 32258, 64516, 135001, 270002, 540004, 17145127, 34290254, 68580508]

約数ペア:

[(1, 68580508), (2, 34290254), (4, 17145127), (127, 540004), (254, 270002), (508, 135001), (1063, 64516), (2126, 32258), (4252, 16129)]