67329580

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{8231}}^1$

素因数の和:8649

約数の個数: 24

約数和(自身を含む): 141755040

約数和(自身を除く): 74425460

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 8231, 16462, 32924, 41155, 82310, 164620, 3366479, 6732958, 13465916, 16832395, 33664790, 67329580]

約数ペア:

[(1, 67329580), (2, 33664790), (4, 16832395), (5, 13465916), (10, 6732958), (20, 3366479), (409, 164620), (818, 82310), (1636, 41155), (2045, 32924), (4090, 16462), (8180, 8231)]