68653490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{49391}}^1$

素因数の和:49537

約数の個数: 16

約数和(自身を含む): 124467840

約数和(自身を除く): 55814350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 49391, 98782, 246955, 493910, 6865349, 13730698, 34326745, 68653490]

約数ペア:

[(1, 68653490), (2, 34326745), (5, 13730698), (10, 6865349), (139, 493910), (278, 246955), (695, 98782), (1390, 49391)]