156870680

素因数分解:

$2^3\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{2311}}^1$

素因数の和:4019

約数の個数: 32

約数和(自身を含む): 353319840

約数和(自身を除く): 196449160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1697, 2311, 3394, 4622, 6788, 8485, 9244, 11555, 13576, 16970, 18488, 23110, 33940, 46220, 67880, 92440, 3921767, 7843534, 15687068, 19608835, 31374136, 39217670, 78435340, 156870680]

約数ペア:

[(1, 156870680), (2, 78435340), (4, 39217670), (5, 31374136), (8, 19608835), (10, 15687068), (20, 7843534), (40, 3921767), (1697, 92440), (2311, 67880), (3394, 46220), (4622, 33940), (6788, 23110), (8485, 18488), (9244, 16970), (11555, 13576)]