87885008

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{61717}}^1$

素因数の和:61814

約数の個数: 20

約数和(自身を含む): 172193220

約数和(自身を除く): 84308212

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 61717, 123434, 246868, 493736, 987472, 5492813, 10985626, 21971252, 43942504, 87885008]

約数ペア:

[(1, 87885008), (2, 43942504), (4, 21971252), (8, 10985626), (16, 5492813), (89, 987472), (178, 493736), (356, 246868), (712, 123434), (1424, 61717)]