67915516

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{2081}}^1$

素因数の和:2325

約数の個数: 24

約数和(自身を含む): 122421600

約数和(自身を除く): 54506084

約数列:

[1, 2, 4, 41, 82, 164, 199, 398, 796, 2081, 4162, 8159, 8324, 16318, 32636, 85321, 170642, 341284, 414119, 828238, 1656476, 16978879, 33957758, 67915516]

約数ペア:

[(1, 67915516), (2, 33957758), (4, 16978879), (41, 1656476), (82, 828238), (164, 414119), (199, 341284), (398, 170642), (796, 85321), (2081, 32636), (4162, 16318), (8159, 8324)]