85780514

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3467}}^1$

素因数の和:3697

約数の個数: 16

約数和(自身を含む): 131090400

約数和(自身を除く): 45309886

約数列:

[1, 2, 89, 139, 178, 278, 3467, 6934, 12371, 24742, 308563, 481913, 617126, 963826, 42890257, 85780514]

約数ペア:

[(1, 85780514), (2, 42890257), (89, 963826), (139, 617126), (178, 481913), (278, 308563), (3467, 24742), (6934, 12371)]