208814900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{298307}}^1$

素因数の和:298328

約数の個数: 36

約数和(自身を含む): 517862688

約数和(自身を除く): 309047788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 298307, 596614, 1193228, 1491535, 2088149, 2983070, 4176298, 5966140, 7457675, 8352596, 10440745, 14915350, 20881490, 29830700, 41762980, 52203725, 104407450, 208814900]

約数ペア:

[(1, 208814900), (2, 104407450), (4, 52203725), (5, 41762980), (7, 29830700), (10, 20881490), (14, 14915350), (20, 10440745), (25, 8352596), (28, 7457675), (35, 5966140), (50, 4176298), (70, 2983070), (100, 2088149), (140, 1491535), (175, 1193228), (350, 596614), (700, 298307)]