254839400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 628680000

約数和(自身を除く): 373840600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 199, 200, 337, 380, 398, 475, 674, 760, 796, 950, 995, 1348, 1592, 1685, 1900, 1990, 2696, 3370, 3781, 3800, 3980, 4975, 6403, 6740, 7562, 7960, 8425, 9950, 12806, 13480, 15124, 16850, 18905, 19900, 25612, 30248, 32015, 33700, 37810, 39800, 51224, 64030, 67063, 67400, 75620, 94525, 128060, 134126, 151240, 160075, 189050, 256120, 268252, 320150, 335315, 378100, 536504, 640300, 670630, 756200, 1274197, 1280600, 1341260, 1676575, 2548394, 2682520, 3353150, 5096788, 6370985, 6706300, 10193576, 12741970, 13412600, 25483940, 31854925, 50967880, 63709850, 127419700, 254839400]

約数ペア:

[(1, 254839400), (2, 127419700), (4, 63709850), (5, 50967880), (8, 31854925), (10, 25483940), (19, 13412600), (20, 12741970), (25, 10193576), (38, 6706300), (40, 6370985), (50, 5096788), (76, 3353150), (95, 2682520), (100, 2548394), (152, 1676575), (190, 1341260), (199, 1280600), (200, 1274197), (337, 756200), (380, 670630), (398, 640300), (475, 536504), (674, 378100), (760, 335315), (796, 320150), (950, 268252), (995, 256120), (1348, 189050), (1592, 160075), (1685, 151240), (1900, 134126), (1990, 128060), (2696, 94525), (3370, 75620), (3781, 67400), (3800, 67063), (3980, 64030), (4975, 51224), (6403, 39800), (6740, 37810), (7562, 33700), (7960, 32015), (8425, 30248), (9950, 25612), (12806, 19900), (13480, 18905), (15124, 16850)]