66730480

素因数分解:

$2^4\times 5^1\times {\mathrm{834131}}^1$

素因数の和:834144

約数の個数: 20

約数和(自身を含む): 155148552

約数和(自身を除く): 88418072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 834131, 1668262, 3336524, 4170655, 6673048, 8341310, 13346096, 16682620, 33365240, 66730480]

約数ペア:

[(1, 66730480), (2, 33365240), (4, 16682620), (5, 13346096), (8, 8341310), (10, 6673048), (16, 4170655), (20, 3336524), (40, 1668262), (80, 834131)]