81045776

素因数分解:

$2^4\times 7^1\times {\mathrm{723623}}^1$

素因数の和:723638

約数の個数: 20

約数和(自身を含む): 179458752

約数和(自身を除く): 98412976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 723623, 1447246, 2894492, 5065361, 5788984, 10130722, 11577968, 20261444, 40522888, 81045776]

約数ペア:

[(1, 81045776), (2, 40522888), (4, 20261444), (7, 11577968), (8, 10130722), (14, 5788984), (16, 5065361), (28, 2894492), (56, 1447246), (112, 723623)]