28830800

素因数分解:

$2^4\times 5^2\times {\mathrm{72077}}^1$

素因数の和:72095

約数の個数: 30

約数和(自身を含む): 69266958

約数和(自身を除く): 40436158

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 72077, 144154, 288308, 360385, 576616, 720770, 1153232, 1441540, 1801925, 2883080, 3603850, 5766160, 7207700, 14415400, 28830800]

約数ペア:

[(1, 28830800), (2, 14415400), (4, 7207700), (5, 5766160), (8, 3603850), (10, 2883080), (16, 1801925), (20, 1441540), (25, 1153232), (40, 720770), (50, 576616), (80, 360385), (100, 288308), (200, 144154), (400, 72077)]