28554550

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{7229}}^1$

素因数の和:7320

約数の個数: 24

約数和(自身を含む): 53791200

約数和(自身を除く): 25236650

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 7229, 14458, 36145, 72290, 180725, 361450, 571091, 1142182, 2855455, 5710910, 14277275, 28554550]

約数ペア:

[(1, 28554550), (2, 14277275), (5, 5710910), (10, 2855455), (25, 1142182), (50, 571091), (79, 361450), (158, 180725), (395, 72290), (790, 36145), (1975, 14458), (3950, 7229)]