81031030

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{18047}}^1$

素因数の和:18503

約数の個数: 16

約数和(自身を含む): 146188800

約数和(自身を除く): 65157770

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 18047, 36094, 90235, 180470, 8103103, 16206206, 40515515, 81031030]

約数ペア:

[(1, 81031030), (2, 40515515), (5, 16206206), (10, 8103103), (449, 180470), (898, 90235), (2245, 36094), (4490, 18047)]