81163792

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 163864512

約数和(自身を除く): 82700720

約数列:

[1, 2, 4, 8, 16, 37, 71, 74, 142, 148, 284, 296, 568, 592, 1136, 1931, 2627, 3862, 5254, 7724, 10508, 15448, 21016, 30896, 42032, 71447, 137101, 142894, 274202, 285788, 548404, 571576, 1096808, 1143152, 2193616, 5072737, 10145474, 20290948, 40581896, 81163792]

約数ペア:

[(1, 81163792), (2, 40581896), (4, 20290948), (8, 10145474), (16, 5072737), (37, 2193616), (71, 1143152), (74, 1096808), (142, 571576), (148, 548404), (284, 285788), (296, 274202), (568, 142894), (592, 137101), (1136, 71447), (1931, 42032), (2627, 30896), (3862, 21016), (5254, 15448), (7724, 10508)]