166435520

素因数分解:

$2^6\times 5^1\times {\mathrm{520111}}^1$

素因数の和:520128

約数の個数: 28

約数和(自身を含む): 396325344

約数和(自身を除く): 229889824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 520111, 1040222, 2080444, 2600555, 4160888, 5201110, 8321776, 10402220, 16643552, 20804440, 33287104, 41608880, 83217760, 166435520]

約数ペア:

[(1, 166435520), (2, 83217760), (4, 41608880), (5, 33287104), (8, 20804440), (10, 16643552), (16, 10402220), (20, 8321776), (32, 5201110), (40, 4160888), (64, 2600555), (80, 2080444), (160, 1040222), (320, 520111)]