80491405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{911}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 99283968

約数和(自身を除く): 18792563

約数列:

[1, 5, 41, 205, 431, 911, 2155, 4555, 17671, 37351, 88355, 186755, 392641, 1963205, 16098281, 80491405]

約数ペア:

[(1, 80491405), (5, 16098281), (41, 1963205), (205, 392641), (431, 186755), (911, 88355), (2155, 37351), (4555, 17671)]