85587440

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2437}}^1$

素因数の和:2889

約数の個数: 40

約数和(自身を含む): 199525920

約数和(自身を除く): 113938480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 2437, 3512, 4390, 4874, 7024, 8780, 9748, 12185, 17560, 19496, 24370, 35120, 38992, 48740, 97480, 194960, 1069843, 2139686, 4279372, 5349215, 8558744, 10698430, 17117488, 21396860, 42793720, 85587440]

約数ペア:

[(1, 85587440), (2, 42793720), (4, 21396860), (5, 17117488), (8, 10698430), (10, 8558744), (16, 5349215), (20, 4279372), (40, 2139686), (80, 1069843), (439, 194960), (878, 97480), (1756, 48740), (2195, 38992), (2437, 35120), (3512, 24370), (4390, 19496), (4874, 17560), (7024, 12185), (8780, 9748)]