25315556

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2508

約数の個数: 36

約数和(自身を含む): 52529148

約数和(自身を除く): 27213592

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1484, 2437, 2597, 4874, 5194, 9748, 10388, 17059, 34118, 68236, 119413, 129161, 238826, 258322, 477652, 516644, 904127, 1808254, 3616508, 6328889, 12657778, 25315556]

約数ペア:

[(1, 25315556), (2, 12657778), (4, 6328889), (7, 3616508), (14, 1808254), (28, 904127), (49, 516644), (53, 477652), (98, 258322), (106, 238826), (196, 129161), (212, 119413), (371, 68236), (742, 34118), (1484, 17059), (2437, 10388), (2597, 9748), (4874, 5194)]