129332800

素因数分解:

$2^6\times 5^2\times {\mathrm{80833}}^1$

素因数の和:80855

約数の個数: 42

約数和(自身を含む): 318243458

約数和(自身を除く): 188910658

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 80833, 161666, 323332, 404165, 646664, 808330, 1293328, 1616660, 2020825, 2586656, 3233320, 4041650, 5173312, 6466640, 8083300, 12933280, 16166600, 25866560, 32333200, 64666400, 129332800]

約数ペア:

[(1, 129332800), (2, 64666400), (4, 32333200), (5, 25866560), (8, 16166600), (10, 12933280), (16, 8083300), (20, 6466640), (25, 5173312), (32, 4041650), (40, 3233320), (50, 2586656), (64, 2020825), (80, 1616660), (100, 1293328), (160, 808330), (200, 646664), (320, 404165), (400, 323332), (800, 161666), (1600, 80833)]