161591152

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{45289}}^1$

素因数の和:45520

約数の個数: 20

約数和(自身を含む): 314493760

約数和(自身を除く): 152902608

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 45289, 90578, 181156, 362312, 724624, 10099447, 20198894, 40397788, 80795576, 161591152]

約数ペア:

[(1, 161591152), (2, 80795576), (4, 40397788), (8, 20198894), (16, 10099447), (223, 724624), (446, 362312), (892, 181156), (1784, 90578), (3568, 45289)]