53890195

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1566

約数の個数: 16

約数和(自身を含む): 66628800

約数和(自身を除く): 12738605

約数列:

[1, 5, 41, 199, 205, 995, 1321, 6605, 8159, 40795, 54161, 262879, 270805, 1314395, 10778039, 53890195]

約数ペア:

[(1, 53890195), (5, 10778039), (41, 1314395), (199, 270805), (205, 262879), (995, 54161), (1321, 40795), (6605, 8159)]