12608800

素因数分解:

$2^5\times 5^2\times {\mathrm{15761}}^1$

素因数の和:15781

約数の個数: 36

約数和(自身を含む): 30783186

約数和(自身を除く): 18174386

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 15761, 31522, 63044, 78805, 126088, 157610, 252176, 315220, 394025, 504352, 630440, 788050, 1260880, 1576100, 2521760, 3152200, 6304400, 12608800]

約数ペア:

[(1, 12608800), (2, 6304400), (4, 3152200), (5, 2521760), (8, 1576100), (10, 1260880), (16, 788050), (20, 630440), (25, 504352), (32, 394025), (40, 315220), (50, 252176), (80, 157610), (100, 126088), (160, 78805), (200, 63044), (400, 31522), (800, 15761)]