17126875

素因数分解:

$5^4\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 20

約数和(自身を含む): 21774280

約数和(自身を除く): 4647405

約数列:

[1, 5, 25, 67, 125, 335, 409, 625, 1675, 2045, 8375, 10225, 27403, 41875, 51125, 137015, 255625, 685075, 3425375, 17126875]

約数ペア:

[(1, 17126875), (5, 3425375), (25, 685075), (67, 255625), (125, 137015), (335, 51125), (409, 41875), (625, 27403), (1675, 10225), (2045, 8375)]