80868160

素因数分解:

$2^6\times 5^1\times {\mathrm{252713}}^1$

素因数の和:252730

約数の個数: 28

約数和(自身を含む): 192568068

約数和(自身を除く): 111699908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 252713, 505426, 1010852, 1263565, 2021704, 2527130, 4043408, 5054260, 8086816, 10108520, 16173632, 20217040, 40434080, 80868160]

約数ペア:

[(1, 80868160), (2, 40434080), (4, 20217040), (5, 16173632), (8, 10108520), (10, 8086816), (16, 5054260), (20, 4043408), (32, 2527130), (40, 2021704), (64, 1263565), (80, 1010852), (160, 505426), (320, 252713)]