81384070

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{14303}}^1$

素因数の和:14879

約数の個数: 16

約数和(自身を含む): 146759040

約数和(自身を除く): 65374970

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 5690, 14303, 28606, 71515, 143030, 8138407, 16276814, 40692035, 81384070]

約数ペア:

[(1, 81384070), (2, 40692035), (5, 16276814), (10, 8138407), (569, 143030), (1138, 71515), (2845, 28606), (5690, 14303)]