2080558805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{4999}}^1$

素因数の和:5373

約数の個数: 32

約数和(自身を含む): 2839200000

約数和(自身を除く): 758641195

約数列:

[1, 5, 13, 19, 65, 95, 247, 337, 1235, 1685, 4381, 4999, 6403, 21905, 24995, 32015, 64987, 83239, 94981, 324935, 416195, 474905, 1234753, 1684663, 6173765, 8423315, 21900619, 32008597, 109503095, 160042985, 416111761, 2080558805]

約数ペア:

[(1, 2080558805), (5, 416111761), (13, 160042985), (19, 109503095), (65, 32008597), (95, 21900619), (247, 8423315), (337, 6173765), (1235, 1684663), (1685, 1234753), (4381, 474905), (4999, 416195), (6403, 324935), (21905, 94981), (24995, 83239), (32015, 64987)]