82656280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{295201}}^1$

素因数の和:295219

約数の個数: 32

約数和(自身を含む): 212545440

約数和(自身を除く): 129889160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 295201, 590402, 1180804, 1476005, 2066407, 2361608, 2952010, 4132814, 5904020, 8265628, 10332035, 11808040, 16531256, 20664070, 41328140, 82656280]

約数ペア:

[(1, 82656280), (2, 41328140), (4, 20664070), (5, 16531256), (7, 11808040), (8, 10332035), (10, 8265628), (14, 5904020), (20, 4132814), (28, 2952010), (35, 2361608), (40, 2066407), (56, 1476005), (70, 1180804), (140, 590402), (280, 295201)]