88995520

素因数分解:

$2^6\times 5^1\times {\mathrm{278111}}^1$

素因数の和:278128

約数の個数: 28

約数和(自身を含む): 211921344

約数和(自身を除く): 122925824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 278111, 556222, 1112444, 1390555, 2224888, 2781110, 4449776, 5562220, 8899552, 11124440, 17799104, 22248880, 44497760, 88995520]

約数ペア:

[(1, 88995520), (2, 44497760), (4, 22248880), (5, 17799104), (8, 11124440), (10, 8899552), (16, 5562220), (20, 4449776), (32, 2781110), (40, 2224888), (64, 1390555), (80, 1112444), (160, 556222), (320, 278111)]