81886508

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{367}}^1\times {\mathrm{461}}^1$

素因数の和:854

約数の個数: 36

約数和(自身を含む): 158284896

約数和(自身を除く): 76398388

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 367, 461, 484, 734, 922, 1468, 1844, 4037, 5071, 8074, 10142, 16148, 20284, 44407, 55781, 88814, 111562, 169187, 177628, 223124, 338374, 676748, 1861057, 3722114, 7444228, 20471627, 40943254, 81886508]

約数ペア:

[(1, 81886508), (2, 40943254), (4, 20471627), (11, 7444228), (22, 3722114), (44, 1861057), (121, 676748), (242, 338374), (367, 223124), (461, 177628), (484, 169187), (734, 111562), (922, 88814), (1468, 55781), (1844, 44407), (4037, 20284), (5071, 16148), (8074, 10142)]