51980236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2377}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 115057152

約数和(自身を除く): 63076916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 2377, 3124, 4754, 5467, 9508, 10934, 16639, 21868, 26147, 33278, 52294, 66556, 104588, 168767, 183029, 337534, 366058, 675068, 732116, 1181369, 1856437, 2362738, 3712874, 4725476, 7425748, 12995059, 25990118, 51980236]

約数ペア:

[(1, 51980236), (2, 25990118), (4, 12995059), (7, 7425748), (11, 4725476), (14, 3712874), (22, 2362738), (28, 1856437), (44, 1181369), (71, 732116), (77, 675068), (142, 366058), (154, 337534), (284, 183029), (308, 168767), (497, 104588), (781, 66556), (994, 52294), (1562, 33278), (1988, 26147), (2377, 21868), (3124, 16639), (4754, 10934), (5467, 9508)]