87331520

素因数分解:

$2^6\times 5^1\times {\mathrm{272911}}^1$

素因数の和:272928

約数の個数: 28

約数和(自身を含む): 207958944

約数和(自身を除く): 120627424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 272911, 545822, 1091644, 1364555, 2183288, 2729110, 4366576, 5458220, 8733152, 10916440, 17466304, 21832880, 43665760, 87331520]

約数ペア:

[(1, 87331520), (2, 43665760), (4, 21832880), (5, 17466304), (8, 10916440), (10, 8733152), (16, 5458220), (20, 4366576), (32, 2729110), (40, 2183288), (64, 1364555), (80, 1091644), (160, 545822), (320, 272911)]