80050720

素因数分解:

$2^5\times 5^1\times {\mathrm{500317}}^1$

素因数の和:500332

約数の個数: 24

約数和(自身を含む): 189120204

約数和(自身を除く): 109069484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 500317, 1000634, 2001268, 2501585, 4002536, 5003170, 8005072, 10006340, 16010144, 20012680, 40025360, 80050720]

約数ペア:

[(1, 80050720), (2, 40025360), (4, 20012680), (5, 16010144), (8, 10006340), (10, 8005072), (16, 5003170), (20, 4002536), (32, 2501585), (40, 2001268), (80, 1000634), (160, 500317)]