68749580

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11197}}^1$

素因数の和:11513

約数の個数: 24

約数和(自身を含む): 144857328

約数和(自身を除く): 76107748

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 11197, 22394, 44788, 55985, 111970, 223940, 3437479, 6874958, 13749916, 17187395, 34374790, 68749580]

約数ペア:

[(1, 68749580), (2, 34374790), (4, 17187395), (5, 13749916), (10, 6874958), (20, 3437479), (307, 223940), (614, 111970), (1228, 55985), (1535, 44788), (3070, 22394), (6140, 11197)]