1018160005

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{479}}^1\times {\mathrm{1471}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 1301483520

約数和(自身を除く): 283323515

約数列:

[1, 5, 17, 85, 289, 479, 1445, 1471, 2395, 7355, 8143, 25007, 40715, 125035, 138431, 425119, 692155, 704609, 2125595, 3523045, 11978353, 59891765, 203632001, 1018160005]

約数ペア:

[(1, 1018160005), (5, 203632001), (17, 59891765), (85, 11978353), (289, 3523045), (479, 2125595), (1445, 704609), (1471, 692155), (2395, 425119), (7355, 138431), (8143, 125035), (25007, 40715)]