142905475

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 184140000

約数和(自身を除く): 41234525

約数列:

[1, 5, 25, 29, 145, 439, 449, 725, 2195, 2245, 10975, 11225, 12731, 13021, 63655, 65105, 197111, 318275, 325525, 985555, 4927775, 5716219, 28581095, 142905475]

約数ペア:

[(1, 142905475), (5, 28581095), (25, 5716219), (29, 4927775), (145, 985555), (439, 325525), (449, 318275), (725, 197111), (2195, 65105), (2245, 63655), (10975, 13021), (11225, 12731)]