64897315

素因数分解:

$5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 92160000

約数和(自身を除く): 27262685

約数列:

[1, 5, 7, 35, 49, 79, 245, 343, 395, 479, 553, 1715, 2395, 2765, 3353, 3871, 16765, 19355, 23471, 27097, 37841, 117355, 135485, 164297, 189205, 264887, 821485, 1324435, 1854209, 9271045, 12979463, 64897315]

約数ペア:

[(1, 64897315), (5, 12979463), (7, 9271045), (35, 1854209), (49, 1324435), (79, 821485), (245, 264887), (343, 189205), (395, 164297), (479, 135485), (553, 117355), (1715, 37841), (2395, 27097), (2765, 23471), (3353, 19355), (3871, 16765)]