164455312

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20681}}^1$

素因数の和:20767

約数の個数: 40

約数和(自身を含む): 369297792

約数和(自身を除く): 204842480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 20681, 41362, 82724, 144767, 165448, 289534, 330896, 579068, 1158136, 1468351, 2316272, 2936702, 5873404, 10278457, 11746808, 20556914, 23493616, 41113828, 82227656, 164455312]

約数ペア:

[(1, 164455312), (2, 82227656), (4, 41113828), (7, 23493616), (8, 20556914), (14, 11746808), (16, 10278457), (28, 5873404), (56, 2936702), (71, 2316272), (112, 1468351), (142, 1158136), (284, 579068), (497, 330896), (568, 289534), (994, 165448), (1136, 144767), (1988, 82724), (3976, 41362), (7952, 20681)]