28528300

素因数分解:

$2^2\times 5^2\times {\mathrm{285283}}^1$

素因数の和:285297

約数の個数: 18

約数和(自身を含む): 61906628

約数和(自身を除く): 33378328

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 285283, 570566, 1141132, 1426415, 2852830, 5705660, 7132075, 14264150, 28528300]

約数ペア:

[(1, 28528300), (2, 14264150), (4, 7132075), (5, 5705660), (10, 2852830), (20, 1426415), (25, 1141132), (50, 570566), (100, 285283)]