51553555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1289}}^1$

素因数の和:1734

約数の個数: 16

約数和(自身を含む): 65325600

約数和(自身を除く): 13772045

約数列:

[1, 5, 19, 95, 421, 1289, 2105, 6445, 7999, 24491, 39995, 122455, 542669, 2713345, 10310711, 51553555]

約数ペア:

[(1, 51553555), (5, 10310711), (19, 2713345), (95, 542669), (421, 122455), (1289, 39995), (2105, 24491), (6445, 7999)]