129537260

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{4903}}^1$

素因数の和:6233

約数の個数: 24

約数和(自身を含む): 272289696

約数和(自身を除く): 142752436

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 4903, 5284, 6605, 9806, 13210, 19612, 24515, 26420, 49030, 98060, 6476863, 12953726, 25907452, 32384315, 64768630, 129537260]

約数ペア:

[(1, 129537260), (2, 64768630), (4, 32384315), (5, 25907452), (10, 12953726), (20, 6476863), (1321, 98060), (2642, 49030), (4903, 26420), (5284, 24515), (6605, 19612), (9806, 13210)]