81075712

素因数分解:

$2^9\times {\mathrm{158351}}^1$

素因数の和:158369

約数の個数: 20

約数和(自身を含む): 161994096

約数和(自身を除く): 80918384

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 158351, 316702, 633404, 1266808, 2533616, 5067232, 10134464, 20268928, 40537856, 81075712]

約数ペア:

[(1, 81075712), (2, 40537856), (4, 20268928), (8, 10134464), (16, 5067232), (32, 2533616), (64, 1266808), (128, 633404), (256, 316702), (512, 158351)]