161408816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{325421}}^1$

素因数の和:325460

約数の個数: 20

約数和(自身を含む): 322818624

約数和(自身を除く): 161409808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 325421, 650842, 1301684, 2603368, 5206736, 10088051, 20176102, 40352204, 80704408, 161408816]

約数ペア:

[(1, 161408816), (2, 80704408), (4, 40352204), (8, 20176102), (16, 10088051), (31, 5206736), (62, 2603368), (124, 1301684), (248, 650842), (496, 325421)]