81489184

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15817}}^1$

素因数の和:15857

約数の個数: 48

約数和(自身を含む): 191334528

約数和(自身を除く): 109845344

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 15817, 31634, 63268, 110719, 126536, 221438, 253072, 363791, 442876, 506144, 727582, 885752, 1455164, 1771504, 2546537, 2910328, 3543008, 5093074, 5820656, 10186148, 11641312, 20372296, 40744592, 81489184]

約数ペア:

[(1, 81489184), (2, 40744592), (4, 20372296), (7, 11641312), (8, 10186148), (14, 5820656), (16, 5093074), (23, 3543008), (28, 2910328), (32, 2546537), (46, 1771504), (56, 1455164), (92, 885752), (112, 727582), (161, 506144), (184, 442876), (224, 363791), (322, 253072), (368, 221438), (644, 126536), (736, 110719), (1288, 63268), (2576, 31634), (5152, 15817)]