80428432

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2861}}^1$

素因数の和:3127

約数の個数: 40

約数和(自身を含む): 178863552

約数和(自身を除く): 98435120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 1004, 1757, 2008, 2861, 3514, 4016, 5722, 7028, 11444, 14056, 20027, 22888, 28112, 40054, 45776, 80108, 160216, 320432, 718111, 1436222, 2872444, 5026777, 5744888, 10053554, 11489776, 20107108, 40214216, 80428432]

約数ペア:

[(1, 80428432), (2, 40214216), (4, 20107108), (7, 11489776), (8, 10053554), (14, 5744888), (16, 5026777), (28, 2872444), (56, 1436222), (112, 718111), (251, 320432), (502, 160216), (1004, 80108), (1757, 45776), (2008, 40054), (2861, 28112), (3514, 22888), (4016, 20027), (5722, 14056), (7028, 11444)]