65329280

素因数分解:

$2^7\times 5^1\times {\mathrm{102077}}^1$

素因数の和:102096

約数の個数: 32

約数和(自身を含む): 156179340

約数和(自身を除く): 90850060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 102077, 204154, 408308, 510385, 816616, 1020770, 1633232, 2041540, 3266464, 4083080, 6532928, 8166160, 13065856, 16332320, 32664640, 65329280]

約数ペア:

[(1, 65329280), (2, 32664640), (4, 16332320), (5, 13065856), (8, 8166160), (10, 6532928), (16, 4083080), (20, 3266464), (32, 2041540), (40, 1633232), (64, 1020770), (80, 816616), (128, 510385), (160, 408308), (320, 204154), (640, 102077)]