25462500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{97}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 85744512

約数和(自身を除く): 60282012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 97, 100, 105, 125, 140, 150, 175, 194, 210, 250, 291, 300, 350, 375, 388, 420, 485, 500, 525, 582, 625, 679, 700, 750, 875, 970, 1050, 1164, 1250, 1358, 1455, 1500, 1750, 1875, 1940, 2037, 2100, 2425, 2500, 2625, 2716, 2910, 3125, 3395, 3500, 3750, 4074, 4375, 4850, 5250, 5820, 6250, 6790, 7275, 7500, 8148, 8750, 9375, 9700, 10185, 10500, 12125, 12500, 13125, 13580, 14550, 16975, 17500, 18750, 20370, 21875, 24250, 26250, 29100, 33950, 36375, 37500, 40740, 43750, 48500, 50925, 52500, 60625, 65625, 67900, 72750, 84875, 87500, 101850, 121250, 131250, 145500, 169750, 181875, 203700, 242500, 254625, 262500, 303125, 339500, 363750, 424375, 509250, 606250, 727500, 848750, 909375, 1018500, 1212500, 1273125, 1697500, 1818750, 2121875, 2546250, 3637500, 4243750, 5092500, 6365625, 8487500, 12731250, 25462500]

約数ペア:

[(1, 25462500), (2, 12731250), (3, 8487500), (4, 6365625), (5, 5092500), (6, 4243750), (7, 3637500), (10, 2546250), (12, 2121875), (14, 1818750), (15, 1697500), (20, 1273125), (21, 1212500), (25, 1018500), (28, 909375), (30, 848750), (35, 727500), (42, 606250), (50, 509250), (60, 424375), (70, 363750), (75, 339500), (84, 303125), (97, 262500), (100, 254625), (105, 242500), (125, 203700), (140, 181875), (150, 169750), (175, 145500), (194, 131250), (210, 121250), (250, 101850), (291, 87500), (300, 84875), (350, 72750), (375, 67900), (388, 65625), (420, 60625), (485, 52500), (500, 50925), (525, 48500), (582, 43750), (625, 40740), (679, 37500), (700, 36375), (750, 33950), (875, 29100), (970, 26250), (1050, 24250), (1164, 21875), (1250, 20370), (1358, 18750), (1455, 17500), (1500, 16975), (1750, 14550), (1875, 13580), (1940, 13125), (2037, 12500), (2100, 12125), (2425, 10500), (2500, 10185), (2625, 9700), (2716, 9375), (2910, 8750), (3125, 8148), (3395, 7500), (3500, 7275), (3750, 6790), (4074, 6250), (4375, 5820), (4850, 5250)]