66531808

素因数分解:

$2^5\times 7^2\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:456

約数の個数: 72

約数和(自身を含む): 153924624

約数和(自身を除く): 87392816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 151, 196, 224, 281, 302, 392, 562, 604, 784, 1057, 1124, 1208, 1568, 1967, 2114, 2248, 2416, 3934, 4228, 4496, 4832, 7399, 7868, 8456, 8992, 13769, 14798, 15736, 16912, 27538, 29596, 31472, 33824, 42431, 55076, 59192, 62944, 84862, 110152, 118384, 169724, 220304, 236768, 297017, 339448, 440608, 594034, 678896, 1188068, 1357792, 2079119, 2376136, 4158238, 4752272, 8316476, 9504544, 16632952, 33265904, 66531808]

約数ペア:

[(1, 66531808), (2, 33265904), (4, 16632952), (7, 9504544), (8, 8316476), (14, 4752272), (16, 4158238), (28, 2376136), (32, 2079119), (49, 1357792), (56, 1188068), (98, 678896), (112, 594034), (151, 440608), (196, 339448), (224, 297017), (281, 236768), (302, 220304), (392, 169724), (562, 118384), (604, 110152), (784, 84862), (1057, 62944), (1124, 59192), (1208, 55076), (1568, 42431), (1967, 33824), (2114, 31472), (2248, 29596), (2416, 27538), (3934, 16912), (4228, 15736), (4496, 14798), (4832, 13769), (7399, 8992), (7868, 8456)]