55087040

素因数分解:

$2^6\times 5^1\times {\mathrm{172147}}^1$

素因数の和:172164

約数の個数: 28

約数和(自身を含む): 131176776

約数和(自身を除く): 76089736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 172147, 344294, 688588, 860735, 1377176, 1721470, 2754352, 3442940, 5508704, 6885880, 11017408, 13771760, 27543520, 55087040]

約数ペア:

[(1, 55087040), (2, 27543520), (4, 13771760), (5, 11017408), (8, 6885880), (10, 5508704), (16, 3442940), (20, 2754352), (32, 1721470), (40, 1377176), (64, 860735), (80, 688588), (160, 344294), (320, 172147)]