66930880

素因数分解:

$2^6\times 5^1\times {\mathrm{209159}}^1$

素因数の和:209176

約数の個数: 28

約数和(自身を含む): 159379920

約数和(自身を除く): 92449040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 209159, 418318, 836636, 1045795, 1673272, 2091590, 3346544, 4183180, 6693088, 8366360, 13386176, 16732720, 33465440, 66930880]

約数ペア:

[(1, 66930880), (2, 33465440), (4, 16732720), (5, 13386176), (8, 8366360), (10, 6693088), (16, 4183180), (20, 3346544), (32, 2091590), (40, 1673272), (64, 1045795), (80, 836636), (160, 418318), (320, 209159)]