68873690

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{8389}}^1$

素因数の和:9217

約数の個数: 16

約数和(自身を含む): 124138440

約数和(自身を除く): 55264750

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 8389, 16778, 41945, 83890, 6887369, 13774738, 34436845, 68873690]

約数ペア:

[(1, 68873690), (2, 34436845), (5, 13774738), (10, 6887369), (821, 83890), (1642, 41945), (4105, 16778), (8210, 8389)]