64767220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{66089}}^1$

素因数の和:66112

約数の個数: 36

約数和(自身を含む): 158219460

約数和(自身を除く): 93452240

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 66089, 132178, 264356, 330445, 462623, 660890, 925246, 1321780, 1850492, 2313115, 3238361, 4626230, 6476722, 9252460, 12953444, 16191805, 32383610, 64767220]

約数ペア:

[(1, 64767220), (2, 32383610), (4, 16191805), (5, 12953444), (7, 9252460), (10, 6476722), (14, 4626230), (20, 3238361), (28, 2313115), (35, 1850492), (49, 1321780), (70, 925246), (98, 660890), (140, 462623), (196, 330445), (245, 264356), (490, 132178), (980, 66089)]