81110072

素因数分解:

$2^3\times {\mathrm{1579}}^1\times {\mathrm{6421}}^1$

素因数の和:8006

約数の個数: 16

約数和(自身を含む): 152201400

約数和(自身を除く): 71091328

約数列:

[1, 2, 4, 8, 1579, 3158, 6316, 6421, 12632, 12842, 25684, 51368, 10138759, 20277518, 40555036, 81110072]

約数ペア:

[(1, 81110072), (2, 40555036), (4, 20277518), (8, 10138759), (1579, 51368), (3158, 25684), (6316, 12842), (6421, 12632)]