68432875

素因数分解:

$5^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 98347392

約数和(自身を除く): 29914517

約数列:

[1, 5, 7, 25, 35, 125, 175, 197, 397, 875, 985, 1379, 1985, 2779, 4925, 6895, 9925, 13895, 24625, 34475, 49625, 69475, 78209, 172375, 347375, 391045, 547463, 1955225, 2737315, 9776125, 13686575, 68432875]

約数ペア:

[(1, 68432875), (5, 13686575), (7, 9776125), (25, 2737315), (35, 1955225), (125, 547463), (175, 391045), (197, 347375), (397, 172375), (875, 78209), (985, 69475), (1379, 49625), (1985, 34475), (2779, 24625), (4925, 13895), (6895, 9925)]