816160

素因数分解:

$2^5\times 5^1\times {\mathrm{5101}}^1$

素因数の和:5116

約数の個数: 24

約数和(自身を含む): 1928556

約数和(自身を除く): 1112396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 5101, 10202, 20404, 25505, 40808, 51010, 81616, 102020, 163232, 204040, 408080, 816160]

約数ペア:

[(1, 816160), (2, 408080), (4, 204040), (5, 163232), (8, 102020), (10, 81616), (16, 51010), (20, 40808), (32, 25505), (40, 20404), (80, 10202), (160, 5101)]