8520225025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{27509}}^1$

素因数の和:28485

約数の個数: 24

約数和(自身を含む): 11390130360

約数和(自身を除く): 2869905335

約数列:

[1, 5, 13, 25, 65, 325, 953, 4765, 12389, 23825, 27509, 61945, 137545, 309725, 357617, 687725, 1788085, 8940425, 26216077, 131080385, 340809001, 655401925, 1704045005, 8520225025]

約数ペア:

[(1, 8520225025), (5, 1704045005), (13, 655401925), (25, 340809001), (65, 131080385), (325, 26216077), (953, 8940425), (4765, 1788085), (12389, 687725), (23825, 357617), (27509, 309725), (61945, 137545)]