154220245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{20549}}^1$

素因数の和:20652

約数の個数: 16

約数和(自身を含む): 197280000

約数和(自身を除く): 43059755

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 20549, 102745, 390431, 1623371, 1952155, 8116855, 30844049, 154220245]

約数ペア:

[(1, 154220245), (5, 30844049), (19, 8116855), (79, 1952155), (95, 1623371), (395, 390431), (1501, 102745), (7505, 20549)]