90187495

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{2543}}^1$

素因数の和:2762

約数の個数: 16

約数和(自身を含む): 111549312

約数和(自身を除く): 21361817

約数列:

[1, 5, 41, 173, 205, 865, 2543, 7093, 12715, 35465, 104263, 439939, 521315, 2199695, 18037499, 90187495]

約数ペア:

[(1, 90187495), (5, 18037499), (41, 2199695), (173, 521315), (205, 439939), (865, 104263), (2543, 35465), (7093, 12715)]