320199370

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{4007}}^1$

素因数の和:4206

約数の個数: 32

約数和(自身を含む): 590426496

約数和(自身を除く): 270227126

約数列:

[1, 2, 5, 10, 61, 122, 131, 262, 305, 610, 655, 1310, 4007, 7991, 8014, 15982, 20035, 39955, 40070, 79910, 244427, 488854, 524917, 1049834, 1222135, 2444270, 2624585, 5249170, 32019937, 64039874, 160099685, 320199370]

約数ペア:

[(1, 320199370), (2, 160099685), (5, 64039874), (10, 32019937), (61, 5249170), (122, 2624585), (131, 2444270), (262, 1222135), (305, 1049834), (610, 524917), (655, 488854), (1310, 244427), (4007, 79910), (7991, 40070), (8014, 39955), (15982, 20035)]