55223800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 130237200

約数和(自身を除く): 75013400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 3889, 7100, 7778, 14200, 15556, 19445, 31112, 38890, 77780, 97225, 155560, 194450, 276119, 388900, 552238, 777800, 1104476, 1380595, 2208952, 2761190, 5522380, 6902975, 11044760, 13805950, 27611900, 55223800]

約数ペア:

[(1, 55223800), (2, 27611900), (4, 13805950), (5, 11044760), (8, 6902975), (10, 5522380), (20, 2761190), (25, 2208952), (40, 1380595), (50, 1104476), (71, 777800), (100, 552238), (142, 388900), (200, 276119), (284, 194450), (355, 155560), (568, 97225), (710, 77780), (1420, 38890), (1775, 31112), (2840, 19445), (3550, 15556), (3889, 14200), (7100, 7778)]