81188996095

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1\times {\mathrm{2579}}^1$

素因数の和:3903

約数の個数: 32

約数和(自身を含む): 101424960000

約数和(自身を除く): 20235963905

約数列:

[1, 5, 29, 145, 199, 995, 1091, 2579, 5455, 5771, 12895, 28855, 31639, 74791, 158195, 217109, 373955, 513221, 1085545, 2566105, 2813689, 6296161, 14068445, 14883409, 31480805, 74417045, 81596981, 407984905, 559924111, 2799620555, 16237799219, 81188996095]

約数ペア:

[(1, 81188996095), (5, 16237799219), (29, 2799620555), (145, 559924111), (199, 407984905), (995, 81596981), (1091, 74417045), (2579, 31480805), (5455, 14883409), (5771, 14068445), (12895, 6296161), (28855, 2813689), (31639, 2566105), (74791, 1085545), (158195, 513221), (217109, 373955)]