20145325

素因数分解:

$5^2\times {\mathrm{433}}^1\times {\mathrm{1861}}^1$

素因数の和:2304

約数の個数: 12

約数和(自身を含む): 25051348

約数和(自身を除く): 4906023

約数列:

[1, 5, 25, 433, 1861, 2165, 9305, 10825, 46525, 805813, 4029065, 20145325]

約数ペア:

[(1, 20145325), (5, 4029065), (25, 805813), (433, 46525), (1861, 10825), (2165, 9305)]