66985130

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{21401}}^1$

素因数の和:21721

約数の個数: 16

約数和(自身を含む): 120964104

約数和(自身を除く): 53978974

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 21401, 42802, 107005, 214010, 6698513, 13397026, 33492565, 66985130]

約数ペア:

[(1, 66985130), (2, 33492565), (5, 13397026), (10, 6698513), (313, 214010), (626, 107005), (1565, 42802), (3130, 21401)]