125012720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31891}}^1$

素因数の和:31918

約数の個数: 60

約数和(自身を含む): 338118984

約数和(自身を除く): 213106264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 31891, 63782, 127564, 159455, 223237, 255128, 318910, 446474, 510256, 637820, 892948, 1116185, 1275640, 1562659, 1785896, 2232370, 2551280, 3125318, 3571792, 4464740, 6250636, 7813295, 8929480, 12501272, 15626590, 17858960, 25002544, 31253180, 62506360, 125012720]

約数ペア:

[(1, 125012720), (2, 62506360), (4, 31253180), (5, 25002544), (7, 17858960), (8, 15626590), (10, 12501272), (14, 8929480), (16, 7813295), (20, 6250636), (28, 4464740), (35, 3571792), (40, 3125318), (49, 2551280), (56, 2232370), (70, 1785896), (80, 1562659), (98, 1275640), (112, 1116185), (140, 892948), (196, 637820), (245, 510256), (280, 446474), (392, 318910), (490, 255128), (560, 223237), (784, 159455), (980, 127564), (1960, 63782), (3920, 31891)]