615921025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{1181}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 798502464

約数和(自身を除く): 182581439

約数列:

[1, 5, 23, 25, 115, 575, 907, 1181, 4535, 5905, 20861, 22675, 27163, 29525, 104305, 135815, 521525, 679075, 1071167, 5355835, 24636841, 26779175, 123184205, 615921025]

約数ペア:

[(1, 615921025), (5, 123184205), (23, 26779175), (25, 24636841), (115, 5355835), (575, 1071167), (907, 679075), (1181, 521525), (4535, 135815), (5905, 104305), (20861, 29525), (22675, 27163)]