81667072

素因数分解:

$2^{10}\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:654

約数の個数: 44

約数和(自身を含む): 164554236

約数和(自身を除く): 82887164

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 256, 346, 461, 512, 692, 922, 1024, 1384, 1844, 2768, 3688, 5536, 7376, 11072, 14752, 22144, 29504, 44288, 59008, 79753, 88576, 118016, 159506, 177152, 236032, 319012, 472064, 638024, 1276048, 2552096, 5104192, 10208384, 20416768, 40833536, 81667072]

約数ペア:

[(1, 81667072), (2, 40833536), (4, 20416768), (8, 10208384), (16, 5104192), (32, 2552096), (64, 1276048), (128, 638024), (173, 472064), (256, 319012), (346, 236032), (461, 177152), (512, 159506), (692, 118016), (922, 88576), (1024, 79753), (1384, 59008), (1844, 44288), (2768, 29504), (3688, 22144), (5536, 14752), (7376, 11072)]