85781120

素因数分解:

$2^7\times 5^1\times {\mathrm{134033}}^1$

素因数の和:134052

約数の個数: 32

約数和(自身を含む): 205072020

約数和(自身を除く): 119290900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 134033, 268066, 536132, 670165, 1072264, 1340330, 2144528, 2680660, 4289056, 5361320, 8578112, 10722640, 17156224, 21445280, 42890560, 85781120]

約数ペア:

[(1, 85781120), (2, 42890560), (4, 21445280), (5, 17156224), (8, 10722640), (10, 8578112), (16, 5361320), (20, 4289056), (32, 2680660), (40, 2144528), (64, 1340330), (80, 1072264), (128, 670165), (160, 536132), (320, 268066), (640, 134033)]