80342405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 113944320

約数和(自身を除く): 33601915

約数列:

[1, 5, 11, 13, 55, 65, 143, 313, 359, 715, 1565, 1795, 3443, 3949, 4069, 4667, 17215, 19745, 20345, 23335, 44759, 51337, 112367, 223795, 256685, 561835, 1236037, 1460771, 6180185, 7303855, 16068481, 80342405]

約数ペア:

[(1, 80342405), (5, 16068481), (11, 7303855), (13, 6180185), (55, 1460771), (65, 1236037), (143, 561835), (313, 256685), (359, 223795), (715, 112367), (1565, 51337), (1795, 44759), (3443, 23335), (3949, 20345), (4069, 19745), (4667, 17215)]