80376976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{116827}}^1$

素因数の和:116878

約数の個数: 20

約数和(自身を含む): 159353392

約数和(自身を除く): 78976416

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 116827, 233654, 467308, 934616, 1869232, 5023561, 10047122, 20094244, 40188488, 80376976]

約数ペア:

[(1, 80376976), (2, 40188488), (4, 20094244), (8, 10047122), (16, 5023561), (43, 1869232), (86, 934616), (172, 467308), (344, 233654), (688, 116827)]