25660160

素因数分解:

$2^8\times 5^1\times {\mathrm{20047}}^1$

素因数の和:20068

約数の個数: 36

約数和(自身を含む): 61467168

約数和(自身を除く): 35807008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20047, 40094, 80188, 100235, 160376, 200470, 320752, 400940, 641504, 801880, 1283008, 1603760, 2566016, 3207520, 5132032, 6415040, 12830080, 25660160]

約数ペア:

[(1, 25660160), (2, 12830080), (4, 6415040), (5, 5132032), (8, 3207520), (10, 2566016), (16, 1603760), (20, 1283008), (32, 801880), (40, 641504), (64, 400940), (80, 320752), (128, 200470), (160, 160376), (256, 100235), (320, 80188), (640, 40094), (1280, 20047)]