78810080

素因数分解:

$2^5\times 5^1\times {\mathrm{492563}}^1$

素因数の和:492578

約数の個数: 24

約数和(自身を含む): 186189192

約数和(自身を除く): 107379112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 492563, 985126, 1970252, 2462815, 3940504, 4925630, 7881008, 9851260, 15762016, 19702520, 39405040, 78810080]

約数ペア:

[(1, 78810080), (2, 39405040), (4, 19702520), (5, 15762016), (8, 9851260), (10, 7881008), (16, 4925630), (20, 3940504), (32, 2462815), (40, 1970252), (80, 985126), (160, 492563)]