138085405

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{5059}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 170501760

約数和(自身を除く): 32416355

約数列:

[1, 5, 53, 103, 265, 515, 5059, 5459, 25295, 27295, 268127, 521077, 1340635, 2605385, 27617081, 138085405]

約数ペア:

[(1, 138085405), (5, 27617081), (53, 2605385), (103, 1340635), (265, 521077), (515, 268127), (5059, 27295), (5459, 25295)]