64940195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22051}}^1$

素因数の和:22106

約数の個数: 16

約数和(自身を含む): 84679680

約数和(自身を除く): 19739485

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 22051, 110255, 418969, 683581, 2094845, 3417905, 12988039, 64940195]

約数ペア:

[(1, 64940195), (5, 12988039), (19, 3417905), (31, 2094845), (95, 683581), (155, 418969), (589, 110255), (2945, 22051)]