208494400

素因数分解:

$2^6\times 5^2\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:752

約数の個数: 84

約数和(自身を含む): 515904480

約数和(自身を除く): 307410080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 311, 320, 400, 419, 622, 800, 838, 1244, 1555, 1600, 1676, 2095, 2488, 3110, 3352, 4190, 4976, 6220, 6704, 7775, 8380, 9952, 10475, 12440, 13408, 15550, 16760, 19904, 20950, 24880, 26816, 31100, 33520, 41900, 49760, 62200, 67040, 83800, 99520, 124400, 130309, 134080, 167600, 248800, 260618, 335200, 497600, 521236, 651545, 670400, 1042472, 1303090, 2084944, 2606180, 3257725, 4169888, 5212360, 6515450, 8339776, 10424720, 13030900, 20849440, 26061800, 41698880, 52123600, 104247200, 208494400]

約数ペア:

[(1, 208494400), (2, 104247200), (4, 52123600), (5, 41698880), (8, 26061800), (10, 20849440), (16, 13030900), (20, 10424720), (25, 8339776), (32, 6515450), (40, 5212360), (50, 4169888), (64, 3257725), (80, 2606180), (100, 2084944), (160, 1303090), (200, 1042472), (311, 670400), (320, 651545), (400, 521236), (419, 497600), (622, 335200), (800, 260618), (838, 248800), (1244, 167600), (1555, 134080), (1600, 130309), (1676, 124400), (2095, 99520), (2488, 83800), (3110, 67040), (3352, 62200), (4190, 49760), (4976, 41900), (6220, 33520), (6704, 31100), (7775, 26816), (8380, 24880), (9952, 20950), (10475, 19904), (12440, 16760), (13408, 15550)]