25751250

素因数分解:

$2^1\times 3^3\times 5^4\times 7^1\times {\mathrm{109}}^1$

素因数の和:147

約数の個数: 160

約数和(自身を含む): 82473600

約数和(自身を除く): 56722350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 109, 125, 126, 135, 150, 175, 189, 210, 218, 225, 250, 270, 315, 327, 350, 375, 378, 450, 525, 545, 625, 630, 654, 675, 750, 763, 875, 945, 981, 1050, 1090, 1125, 1250, 1350, 1526, 1575, 1635, 1750, 1875, 1890, 1962, 2250, 2289, 2625, 2725, 2943, 3150, 3270, 3375, 3750, 3815, 4375, 4578, 4725, 4905, 5250, 5450, 5625, 5886, 6750, 6867, 7630, 7875, 8175, 8750, 9450, 9810, 11250, 11445, 13125, 13625, 13734, 14715, 15750, 16350, 16875, 19075, 20601, 22890, 23625, 24525, 26250, 27250, 29430, 33750, 34335, 38150, 39375, 40875, 41202, 47250, 49050, 57225, 68125, 68670, 73575, 78750, 81750, 95375, 103005, 114450, 118125, 122625, 136250, 147150, 171675, 190750, 204375, 206010, 236250, 245250, 286125, 343350, 367875, 408750, 476875, 515025, 572250, 613125, 735750, 858375, 953750, 1030050, 1226250, 1430625, 1716750, 1839375, 2575125, 2861250, 3678750, 4291875, 5150250, 8583750, 12875625, 25751250]

約数ペア:

[(1, 25751250), (2, 12875625), (3, 8583750), (5, 5150250), (6, 4291875), (7, 3678750), (9, 2861250), (10, 2575125), (14, 1839375), (15, 1716750), (18, 1430625), (21, 1226250), (25, 1030050), (27, 953750), (30, 858375), (35, 735750), (42, 613125), (45, 572250), (50, 515025), (54, 476875), (63, 408750), (70, 367875), (75, 343350), (90, 286125), (105, 245250), (109, 236250), (125, 206010), (126, 204375), (135, 190750), (150, 171675), (175, 147150), (189, 136250), (210, 122625), (218, 118125), (225, 114450), (250, 103005), (270, 95375), (315, 81750), (327, 78750), (350, 73575), (375, 68670), (378, 68125), (450, 57225), (525, 49050), (545, 47250), (625, 41202), (630, 40875), (654, 39375), (675, 38150), (750, 34335), (763, 33750), (875, 29430), (945, 27250), (981, 26250), (1050, 24525), (1090, 23625), (1125, 22890), (1250, 20601), (1350, 19075), (1526, 16875), (1575, 16350), (1635, 15750), (1750, 14715), (1875, 13734), (1890, 13625), (1962, 13125), (2250, 11445), (2289, 11250), (2625, 9810), (2725, 9450), (2943, 8750), (3150, 8175), (3270, 7875), (3375, 7630), (3750, 6867), (3815, 6750), (4375, 5886), (4578, 5625), (4725, 5450), (4905, 5250)]