81000736

素因数分解:

$2^5\times {\mathrm{223}}^1\times {\mathrm{11351}}^1$

素因数の和:11584

約数の個数: 24

約数和(自身を含む): 160199424

約数和(自身を除く): 79198688

約数列:

[1, 2, 4, 8, 16, 32, 223, 446, 892, 1784, 3568, 7136, 11351, 22702, 45404, 90808, 181616, 363232, 2531273, 5062546, 10125092, 20250184, 40500368, 81000736]

約数ペア:

[(1, 81000736), (2, 40500368), (4, 20250184), (8, 10125092), (16, 5062546), (32, 2531273), (223, 363232), (446, 181616), (892, 90808), (1784, 45404), (3568, 22702), (7136, 11351)]