18184928975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{7879}}^1$

素因数の和:8064

約数の個数: 48

約数和(自身を含む): 24506169600

約数和(自身を除く): 6321240625

約数列:

[1, 5, 19, 25, 43, 95, 113, 215, 475, 565, 817, 1075, 2147, 2825, 4085, 4859, 7879, 10735, 20425, 24295, 39395, 53675, 92321, 121475, 149701, 196975, 338797, 461605, 748505, 890327, 1693985, 2308025, 3742525, 4451635, 6437143, 8469925, 16916213, 22258175, 32185715, 38284061, 84581065, 160928575, 191420305, 422905325, 727397159, 957101525, 3636985795, 18184928975]

約数ペア:

[(1, 18184928975), (5, 3636985795), (19, 957101525), (25, 727397159), (43, 422905325), (95, 191420305), (113, 160928575), (215, 84581065), (475, 38284061), (565, 32185715), (817, 22258175), (1075, 16916213), (2147, 8469925), (2825, 6437143), (4085, 4451635), (4859, 3742525), (7879, 2308025), (10735, 1693985), (20425, 890327), (24295, 748505), (39395, 461605), (53675, 338797), (92321, 196975), (121475, 149701)]