66936880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{15787}}^1$

素因数の和:15853

約数の個数: 40

約数和(自身を含む): 158574672

約数和(自身を除く): 91637792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 15787, 31574, 63148, 78935, 126296, 157870, 252592, 315740, 631480, 836711, 1262960, 1673422, 3346844, 4183555, 6693688, 8367110, 13387376, 16734220, 33468440, 66936880]

約数ペア:

[(1, 66936880), (2, 33468440), (4, 16734220), (5, 13387376), (8, 8367110), (10, 6693688), (16, 4183555), (20, 3346844), (40, 1673422), (53, 1262960), (80, 836711), (106, 631480), (212, 315740), (265, 252592), (424, 157870), (530, 126296), (848, 78935), (1060, 63148), (2120, 31574), (4240, 15787)]