81585784

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9049}}^1$

素因数の和:9092

約数の個数: 48

約数和(自身を含む): 185706000

約数和(自身を除く): 104120216

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 4508, 9016, 9049, 18098, 36196, 63343, 72392, 126686, 208127, 253372, 416254, 443401, 506744, 832508, 886802, 1456889, 1665016, 1773604, 2913778, 3547208, 5827556, 10198223, 11655112, 20396446, 40792892, 81585784]

約数ペア:

[(1, 81585784), (2, 40792892), (4, 20396446), (7, 11655112), (8, 10198223), (14, 5827556), (23, 3547208), (28, 2913778), (46, 1773604), (49, 1665016), (56, 1456889), (92, 886802), (98, 832508), (161, 506744), (184, 443401), (196, 416254), (322, 253372), (392, 208127), (644, 126686), (1127, 72392), (1288, 63343), (2254, 36196), (4508, 18098), (9016, 9049)]