68642290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{66643}}^1$

素因数の和:66753

約数の個数: 16

約数和(自身を含む): 124757568

約数和(自身を除く): 56115278

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 66643, 133286, 333215, 666430, 6864229, 13728458, 34321145, 68642290]

約数ペア:

[(1, 68642290), (2, 34321145), (5, 13728458), (10, 6864229), (103, 666430), (206, 333215), (515, 133286), (1030, 66643)]