51531000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 163425600

約数和(自身を除く): 111894600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 89, 100, 120, 125, 150, 178, 193, 200, 250, 267, 300, 356, 375, 386, 445, 500, 534, 579, 600, 712, 750, 772, 890, 965, 1000, 1068, 1158, 1335, 1500, 1544, 1780, 1930, 2136, 2225, 2316, 2670, 2895, 3000, 3560, 3860, 4450, 4632, 4825, 5340, 5790, 6675, 7720, 8900, 9650, 10680, 11125, 11580, 13350, 14475, 17177, 17800, 19300, 22250, 23160, 24125, 26700, 28950, 33375, 34354, 38600, 44500, 48250, 51531, 53400, 57900, 66750, 68708, 72375, 85885, 89000, 96500, 103062, 115800, 133500, 137416, 144750, 171770, 193000, 206124, 257655, 267000, 289500, 343540, 412248, 429425, 515310, 579000, 687080, 858850, 1030620, 1288275, 1717700, 2061240, 2147125, 2576550, 3435400, 4294250, 5153100, 6441375, 8588500, 10306200, 12882750, 17177000, 25765500, 51531000]

約数ペア:

[(1, 51531000), (2, 25765500), (3, 17177000), (4, 12882750), (5, 10306200), (6, 8588500), (8, 6441375), (10, 5153100), (12, 4294250), (15, 3435400), (20, 2576550), (24, 2147125), (25, 2061240), (30, 1717700), (40, 1288275), (50, 1030620), (60, 858850), (75, 687080), (89, 579000), (100, 515310), (120, 429425), (125, 412248), (150, 343540), (178, 289500), (193, 267000), (200, 257655), (250, 206124), (267, 193000), (300, 171770), (356, 144750), (375, 137416), (386, 133500), (445, 115800), (500, 103062), (534, 96500), (579, 89000), (600, 85885), (712, 72375), (750, 68708), (772, 66750), (890, 57900), (965, 53400), (1000, 51531), (1068, 48250), (1158, 44500), (1335, 38600), (1500, 34354), (1544, 33375), (1780, 28950), (1930, 26700), (2136, 24125), (2225, 23160), (2316, 22250), (2670, 19300), (2895, 17800), (3000, 17177), (3560, 14475), (3860, 13350), (4450, 11580), (4632, 11125), (4825, 10680), (5340, 9650), (5790, 8900), (6675, 7720)]