80788920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{673241}}^1$

素因数の和:673255

約数の個数: 32

約数和(自身を含む): 242367120

約数和(自身を除く): 161578200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 673241, 1346482, 2019723, 2692964, 3366205, 4039446, 5385928, 6732410, 8078892, 10098615, 13464820, 16157784, 20197230, 26929640, 40394460, 80788920]

約数ペア:

[(1, 80788920), (2, 40394460), (3, 26929640), (4, 20197230), (5, 16157784), (6, 13464820), (8, 10098615), (10, 8078892), (12, 6732410), (15, 5385928), (20, 4039446), (24, 3366205), (30, 2692964), (40, 2019723), (60, 1346482), (120, 673241)]