16405826905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{10273}}^1$

素因数の和:10681

約数の個数: 32

約数和(自身を含む): 21540879360

約数和(自身を除く): 5135052455

約数列:

[1, 5, 13, 65, 79, 311, 395, 1027, 1555, 4043, 5135, 10273, 20215, 24569, 51365, 122845, 133549, 319397, 667745, 811567, 1596985, 3194903, 4057835, 10550371, 15974515, 41533739, 52751855, 207668695, 252397337, 1261986685, 3281165381, 16405826905]

約数ペア:

[(1, 16405826905), (5, 3281165381), (13, 1261986685), (65, 252397337), (79, 207668695), (311, 52751855), (395, 41533739), (1027, 15974515), (1555, 10550371), (4043, 4057835), (5135, 3194903), (10273, 1596985), (20215, 811567), (24569, 667745), (51365, 319397), (122845, 133549)]