68222590

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{49081}}^1$

素因数の和:49227

約数の個数: 16

約数和(自身を含む): 123686640

約数和(自身を除く): 55464050

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 49081, 98162, 245405, 490810, 6822259, 13644518, 34111295, 68222590]

約数ペア:

[(1, 68222590), (2, 34111295), (5, 13644518), (10, 6822259), (139, 490810), (278, 245405), (695, 98162), (1390, 49081)]