67942960

素因数分解:

$2^4\times 5^1\times {\mathrm{857}}^1\times {\mathrm{991}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 158311296

約数和(自身を除く): 90368336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 857, 991, 1714, 1982, 3428, 3964, 4285, 4955, 6856, 7928, 8570, 9910, 13712, 15856, 17140, 19820, 34280, 39640, 68560, 79280, 849287, 1698574, 3397148, 4246435, 6794296, 8492870, 13588592, 16985740, 33971480, 67942960]

約数ペア:

[(1, 67942960), (2, 33971480), (4, 16985740), (5, 13588592), (8, 8492870), (10, 6794296), (16, 4246435), (20, 3397148), (40, 1698574), (80, 849287), (857, 79280), (991, 68560), (1714, 39640), (1982, 34280), (3428, 19820), (3964, 17140), (4285, 15856), (4955, 13712), (6856, 9910), (7928, 8570)]