80728592

素因数分解:

$2^4\times 7^1\times {\mathrm{720791}}^1$

素因数の和:720806

約数の個数: 20

約数和(自身を含む): 178756416

約数和(自身を除く): 98027824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 720791, 1441582, 2883164, 5045537, 5766328, 10091074, 11532656, 20182148, 40364296, 80728592]

約数ペア:

[(1, 80728592), (2, 40364296), (4, 20182148), (7, 11532656), (8, 10091074), (14, 5766328), (16, 5045537), (28, 2883164), (56, 1441582), (112, 720791)]