54443800

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 127569960

約数和(自身を除く): 73126160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 274, 548, 685, 1096, 1370, 1987, 2740, 3425, 3974, 5480, 6850, 7948, 9935, 13700, 15896, 19870, 27400, 39740, 49675, 79480, 99350, 198700, 272219, 397400, 544438, 1088876, 1361095, 2177752, 2722190, 5444380, 6805475, 10888760, 13610950, 27221900, 54443800]

約数ペア:

[(1, 54443800), (2, 27221900), (4, 13610950), (5, 10888760), (8, 6805475), (10, 5444380), (20, 2722190), (25, 2177752), (40, 1361095), (50, 1088876), (100, 544438), (137, 397400), (200, 272219), (274, 198700), (548, 99350), (685, 79480), (1096, 49675), (1370, 39740), (1987, 27400), (2740, 19870), (3425, 15896), (3974, 13700), (5480, 9935), (6850, 7948)]