20161325735

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 24679017792

約数和(自身を除く): 4517692057

約数列:

[1, 5, 107, 197, 233, 535, 821, 985, 1165, 4105, 21079, 24931, 45901, 87847, 105395, 124655, 161737, 191293, 229505, 439235, 808685, 956465, 4911407, 17305859, 20468351, 24557035, 37684721, 86529295, 102341755, 188423605, 4032265147, 20161325735]

約数ペア:

[(1, 20161325735), (5, 4032265147), (107, 188423605), (197, 102341755), (233, 86529295), (535, 37684721), (821, 24557035), (985, 20468351), (1165, 17305859), (4105, 4911407), (21079, 956465), (24931, 808685), (45901, 439235), (87847, 229505), (105395, 191293), (124655, 161737)]