54249845

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 77299200

約数和(自身を除く): 23049355

約数列:

[1, 5, 13, 19, 31, 65, 95, 109, 155, 169, 247, 403, 545, 589, 845, 1235, 1417, 2015, 2071, 2945, 3211, 3379, 5239, 7085, 7657, 10355, 16055, 16895, 18421, 26195, 26923, 38285, 43927, 64201, 92105, 99541, 134615, 219635, 321005, 349999, 497705, 571051, 834613, 1749995, 2855255, 4173065, 10849969, 54249845]

約数ペア:

[(1, 54249845), (5, 10849969), (13, 4173065), (19, 2855255), (31, 1749995), (65, 834613), (95, 571051), (109, 497705), (155, 349999), (169, 321005), (247, 219635), (403, 134615), (545, 99541), (589, 92105), (845, 64201), (1235, 43927), (1417, 38285), (2015, 26923), (2071, 26195), (2945, 18421), (3211, 16895), (3379, 16055), (5239, 10355), (7085, 7657)]