203022080

素因数分解:

$2^8\times 5^1\times {\mathrm{158611}}^1$

素因数の和:158632

約数の個数: 36

約数和(自身を含む): 486304392

約数和(自身を除く): 283282312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 158611, 317222, 634444, 793055, 1268888, 1586110, 2537776, 3172220, 5075552, 6344440, 10151104, 12688880, 20302208, 25377760, 40604416, 50755520, 101511040, 203022080]

約数ペア:

[(1, 203022080), (2, 101511040), (4, 50755520), (5, 40604416), (8, 25377760), (10, 20302208), (16, 12688880), (20, 10151104), (32, 6344440), (40, 5075552), (64, 3172220), (80, 2537776), (128, 1586110), (160, 1268888), (256, 793055), (320, 634444), (640, 317222), (1280, 158611)]