79326940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{51511}}^1$

素因数の和:51538

約数の個数: 48

約数和(自身を含む): 207696384

約数和(自身を除く): 128369444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 51511, 103022, 206044, 257555, 360577, 515110, 566621, 721154, 1030220, 1133242, 1442308, 1802885, 2266484, 2833105, 3605770, 3966347, 5666210, 7211540, 7932694, 11332420, 15865388, 19831735, 39663470, 79326940]

約数ペア:

[(1, 79326940), (2, 39663470), (4, 19831735), (5, 15865388), (7, 11332420), (10, 7932694), (11, 7211540), (14, 5666210), (20, 3966347), (22, 3605770), (28, 2833105), (35, 2266484), (44, 1802885), (55, 1442308), (70, 1133242), (77, 1030220), (110, 721154), (140, 566621), (154, 515110), (220, 360577), (308, 257555), (385, 206044), (770, 103022), (1540, 51511)]