67820900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13841}}^1$

素因数の和:13869

約数の個数: 54

約数和(自身を含む): 171211698

約数和(自身を除く): 103390798

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 13841, 27682, 55364, 69205, 96887, 138410, 193774, 276820, 346025, 387548, 484435, 678209, 692050, 968870, 1356418, 1384100, 1937740, 2422175, 2712836, 3391045, 4844350, 6782090, 9688700, 13564180, 16955225, 33910450, 67820900]

約数ペア:

[(1, 67820900), (2, 33910450), (4, 16955225), (5, 13564180), (7, 9688700), (10, 6782090), (14, 4844350), (20, 3391045), (25, 2712836), (28, 2422175), (35, 1937740), (49, 1384100), (50, 1356418), (70, 968870), (98, 692050), (100, 678209), (140, 484435), (175, 387548), (196, 346025), (245, 276820), (350, 193774), (490, 138410), (700, 96887), (980, 69205), (1225, 55364), (2450, 27682), (4900, 13841)]