51390175

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 66893040

約数和(自身を除く): 15502865

約数列:

[1, 5, 25, 29, 73, 145, 365, 725, 971, 1825, 2117, 4855, 10585, 24275, 28159, 52925, 70883, 140795, 354415, 703975, 1772075, 2055607, 10278035, 51390175]

約数ペア:

[(1, 51390175), (5, 10278035), (25, 2055607), (29, 1772075), (73, 703975), (145, 354415), (365, 140795), (725, 70883), (971, 52925), (1825, 28159), (2117, 24275), (4855, 10585)]