55135040

素因数分解:

$2^6\times 5^1\times {\mathrm{172297}}^1$

素因数の和:172314

約数の個数: 28

約数和(自身を含む): 131291076

約数和(自身を除く): 76156036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 172297, 344594, 689188, 861485, 1378376, 1722970, 2756752, 3445940, 5513504, 6891880, 11027008, 13783760, 27567520, 55135040]

約数ペア:

[(1, 55135040), (2, 27567520), (4, 13783760), (5, 11027008), (8, 6891880), (10, 5513504), (16, 3445940), (20, 2756752), (32, 1722970), (40, 1378376), (64, 861485), (80, 689188), (160, 344594), (320, 172297)]