80716246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 141202656

約数和(自身を除く): 60486410

約数列:

[1, 2, 13, 23, 26, 43, 46, 73, 86, 146, 299, 559, 598, 949, 989, 1118, 1679, 1849, 1898, 1978, 3139, 3358, 3698, 6278, 12857, 21827, 24037, 25714, 40807, 42527, 43654, 48074, 72197, 81614, 85054, 134977, 144394, 269954, 552851, 938561, 1105702, 1754701, 1877122, 3104471, 3509402, 6208942, 40358123, 80716246]

約数ペア:

[(1, 80716246), (2, 40358123), (13, 6208942), (23, 3509402), (26, 3104471), (43, 1877122), (46, 1754701), (73, 1105702), (86, 938561), (146, 552851), (299, 269954), (559, 144394), (598, 134977), (949, 85054), (989, 81614), (1118, 72197), (1679, 48074), (1849, 43654), (1898, 42527), (1978, 40807), (3139, 25714), (3358, 24037), (3698, 21827), (6278, 12857)]