194951200

素因数分解:

$2^5\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1454

約数の個数: 72

約数和(自身を含む): 478727172

約数和(自身を除く): 283775972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 197, 200, 394, 400, 788, 800, 985, 1237, 1576, 1970, 2474, 3152, 3940, 4925, 4948, 6185, 6304, 7880, 9850, 9896, 12370, 15760, 19700, 19792, 24740, 30925, 31520, 39400, 39584, 49480, 61850, 78800, 98960, 123700, 157600, 197920, 243689, 247400, 487378, 494800, 974756, 989600, 1218445, 1949512, 2436890, 3899024, 4873780, 6092225, 7798048, 9747560, 12184450, 19495120, 24368900, 38990240, 48737800, 97475600, 194951200]

約数ペア:

[(1, 194951200), (2, 97475600), (4, 48737800), (5, 38990240), (8, 24368900), (10, 19495120), (16, 12184450), (20, 9747560), (25, 7798048), (32, 6092225), (40, 4873780), (50, 3899024), (80, 2436890), (100, 1949512), (160, 1218445), (197, 989600), (200, 974756), (394, 494800), (400, 487378), (788, 247400), (800, 243689), (985, 197920), (1237, 157600), (1576, 123700), (1970, 98960), (2474, 78800), (3152, 61850), (3940, 49480), (4925, 39584), (4948, 39400), (6185, 31520), (6304, 30925), (7880, 24740), (9850, 19792), (9896, 19700), (12370, 15760)]