82661680

素因数分解:

$2^4\times 5^1\times {\mathrm{1033271}}^1$

素因数の和:1033284

約数の個数: 20

約数和(自身を含む): 192188592

約数和(自身を除く): 109526912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1033271, 2066542, 4133084, 5166355, 8266168, 10332710, 16532336, 20665420, 41330840, 82661680]

約数ペア:

[(1, 82661680), (2, 41330840), (4, 20665420), (5, 16532336), (8, 10332710), (10, 8266168), (16, 5166355), (20, 4133084), (40, 2066542), (80, 1033271)]