8025780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 26078976

約数和(自身を除く): 18053196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 197, 210, 291, 388, 394, 420, 485, 582, 591, 679, 788, 970, 985, 1164, 1182, 1358, 1379, 1455, 1940, 1970, 2037, 2364, 2716, 2758, 2910, 2955, 3395, 3940, 4074, 4137, 5516, 5820, 5910, 6790, 6895, 8148, 8274, 10185, 11820, 13580, 13790, 16548, 19109, 20370, 20685, 27580, 38218, 40740, 41370, 57327, 76436, 82740, 95545, 114654, 133763, 191090, 229308, 267526, 286635, 382180, 401289, 535052, 573270, 668815, 802578, 1146540, 1337630, 1605156, 2006445, 2675260, 4012890, 8025780]

約数ペア:

[(1, 8025780), (2, 4012890), (3, 2675260), (4, 2006445), (5, 1605156), (6, 1337630), (7, 1146540), (10, 802578), (12, 668815), (14, 573270), (15, 535052), (20, 401289), (21, 382180), (28, 286635), (30, 267526), (35, 229308), (42, 191090), (60, 133763), (70, 114654), (84, 95545), (97, 82740), (105, 76436), (140, 57327), (194, 41370), (197, 40740), (210, 38218), (291, 27580), (388, 20685), (394, 20370), (420, 19109), (485, 16548), (582, 13790), (591, 13580), (679, 11820), (788, 10185), (970, 8274), (985, 8148), (1164, 6895), (1182, 6790), (1358, 5910), (1379, 5820), (1455, 5516), (1940, 4137), (1970, 4074), (2037, 3940), (2364, 3395), (2716, 2955), (2758, 2910)]