81417056

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15803}}^1$

素因数の和:15843

約数の個数: 48

約数和(自身を含む): 191165184

約数和(自身を除く): 109748128

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, 15803, 31606, 63212, 110621, 126424, 221242, 252848, 363469, 442484, 505696, 726938, 884968, 1453876, 1769936, 2544283, 2907752, 3539872, 5088566, 5815504, 10177132, 11631008, 20354264, 40708528, 81417056]

約数ペア:

[(1, 81417056), (2, 40708528), (4, 20354264), (7, 11631008), (8, 10177132), (14, 5815504), (16, 5088566), (23, 3539872), (28, 2907752), (32, 2544283), (46, 1769936), (56, 1453876), (92, 884968), (112, 726938), (161, 505696), (184, 442484), (224, 363469), (322, 252848), (368, 221242), (644, 126424), (736, 110621), (1288, 63212), (2576, 31606), (5152, 15803)]