55215805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18749}}^1$

素因数の和:18804

約数の個数: 16

約数和(自身を含む): 72000000

約数和(自身を除く): 16784195

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 18749, 93745, 356231, 581219, 1781155, 2906095, 11043161, 55215805]

約数ペア:

[(1, 55215805), (5, 11043161), (19, 2906095), (31, 1781155), (95, 581219), (155, 356231), (589, 93745), (2945, 18749)]