87890155

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{1949}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 109512000

約数和(自身を除く): 21621845

約数列:

[1, 5, 29, 145, 311, 1555, 1949, 9019, 9745, 45095, 56521, 282605, 606139, 3030695, 17578031, 87890155]

約数ペア:

[(1, 87890155), (5, 17578031), (29, 3030695), (145, 606139), (311, 282605), (1555, 56521), (1949, 45095), (9019, 9745)]