81896192

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2033

約数の個数: 72

約数和(自身を含む): 195046656

約数和(自身を除く): 113150464

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 644, 736, 896, 1288, 1472, 1792, 1987, 2576, 2944, 3974, 5152, 5888, 7948, 10304, 13909, 15896, 20608, 27818, 31792, 41216, 45701, 55636, 63584, 91402, 111272, 127168, 182804, 222544, 254336, 319907, 365608, 445088, 508672, 639814, 731216, 890176, 1279628, 1462432, 1780352, 2559256, 2924864, 3560704, 5118512, 5849728, 10237024, 11699456, 20474048, 40948096, 81896192]

約数ペア:

[(1, 81896192), (2, 40948096), (4, 20474048), (7, 11699456), (8, 10237024), (14, 5849728), (16, 5118512), (23, 3560704), (28, 2924864), (32, 2559256), (46, 1780352), (56, 1462432), (64, 1279628), (92, 890176), (112, 731216), (128, 639814), (161, 508672), (184, 445088), (224, 365608), (256, 319907), (322, 254336), (368, 222544), (448, 182804), (644, 127168), (736, 111272), (896, 91402), (1288, 63584), (1472, 55636), (1792, 45701), (1987, 41216), (2576, 31792), (2944, 27818), (3974, 20608), (5152, 15896), (5888, 13909), (7948, 10304)]