81260312

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8017}}^1$

素因数の和:8211

約数の個数: 32

約数和(自身を含む): 175113120

約数和(自身を除く): 93852808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 2534, 5068, 8017, 10136, 16034, 32068, 56119, 64136, 112238, 224476, 448952, 1451077, 2902154, 5804308, 10157539, 11608616, 20315078, 40630156, 81260312]

約数ペア:

[(1, 81260312), (2, 40630156), (4, 20315078), (7, 11608616), (8, 10157539), (14, 5804308), (28, 2902154), (56, 1451077), (181, 448952), (362, 224476), (724, 112238), (1267, 64136), (1448, 56119), (2534, 32068), (5068, 16034), (8017, 10136)]