40767025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{9649}}^1$

素因数の和:9685

約数の個数: 18

約数和(自身を含む): 54744450

約数和(自身を除く): 13977425

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 9649, 48245, 125437, 241225, 627185, 1630681, 3135925, 8153405, 40767025]

約数ペア:

[(1, 40767025), (5, 8153405), (13, 3135925), (25, 1630681), (65, 627185), (169, 241225), (325, 125437), (845, 48245), (4225, 9649)]