720415085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{481883}}^1$

素因数の和:481924

約数の個数: 16

約数和(自身を含む): 971478144

約数和(自身を除く): 251063059

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 481883, 2409415, 6264479, 11083309, 31322395, 55416545, 144083017, 720415085]

約数ペア:

[(1, 720415085), (5, 144083017), (13, 55416545), (23, 31322395), (65, 11083309), (115, 6264479), (299, 2409415), (1495, 481883)]