55661800

素因数分解:

$2^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1319}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 130125600

約数和(自身を除く): 74463800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 211, 422, 844, 1055, 1319, 1688, 2110, 2638, 4220, 5275, 5276, 6595, 8440, 10550, 10552, 13190, 21100, 26380, 32975, 42200, 52760, 65950, 131900, 263800, 278309, 556618, 1113236, 1391545, 2226472, 2783090, 5566180, 6957725, 11132360, 13915450, 27830900, 55661800]

約数ペア:

[(1, 55661800), (2, 27830900), (4, 13915450), (5, 11132360), (8, 6957725), (10, 5566180), (20, 2783090), (25, 2226472), (40, 1391545), (50, 1113236), (100, 556618), (200, 278309), (211, 263800), (422, 131900), (844, 65950), (1055, 52760), (1319, 42200), (1688, 32975), (2110, 26380), (2638, 21100), (4220, 13190), (5275, 10552), (5276, 10550), (6595, 8440)]