138418700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{197741}}^1$

素因数の和:197762

約数の個数: 36

約数和(自身を含む): 343280112

約数和(自身を除く): 204861412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 197741, 395482, 790964, 988705, 1384187, 1977410, 2768374, 3954820, 4943525, 5536748, 6920935, 9887050, 13841870, 19774100, 27683740, 34604675, 69209350, 138418700]

約数ペア:

[(1, 138418700), (2, 69209350), (4, 34604675), (5, 27683740), (7, 19774100), (10, 13841870), (14, 9887050), (20, 6920935), (25, 5536748), (28, 4943525), (35, 3954820), (50, 2768374), (70, 1977410), (100, 1384187), (140, 988705), (175, 790964), (350, 395482), (700, 197741)]