80256160

素因数分解:

$2^5\times 5^1\times {\mathrm{501601}}^1$

素因数の和:501616

約数の個数: 24

約数和(自身を含む): 189605556

約数和(自身を除く): 109349396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 501601, 1003202, 2006404, 2508005, 4012808, 5016010, 8025616, 10032020, 16051232, 20064040, 40128080, 80256160]

約数ペア:

[(1, 80256160), (2, 40128080), (4, 20064040), (5, 16051232), (8, 10032020), (10, 8025616), (16, 5016010), (20, 4012808), (32, 2508005), (40, 2006404), (80, 1003202), (160, 501601)]