81995870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{5441}}^1$

素因数の和:5596

約数の個数: 32

約数和(自身を含む): 162215136

約数和(自身を除く): 80219266

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 5441, 7535, 10882, 15070, 27205, 54410, 59851, 119702, 299255, 598510, 745417, 1490834, 3727085, 7454170, 8199587, 16399174, 40997935, 81995870]

約数ペア:

[(1, 81995870), (2, 40997935), (5, 16399174), (10, 8199587), (11, 7454170), (22, 3727085), (55, 1490834), (110, 745417), (137, 598510), (274, 299255), (685, 119702), (1370, 59851), (1507, 54410), (3014, 27205), (5441, 15070), (7535, 10882)]