56539000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 155675520

約数和(自身を除く): 99136520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 50, 56, 70, 82, 100, 125, 140, 164, 175, 197, 200, 205, 250, 280, 287, 328, 350, 394, 410, 500, 574, 700, 788, 820, 875, 985, 1000, 1025, 1148, 1379, 1400, 1435, 1576, 1640, 1750, 1970, 2050, 2296, 2758, 2870, 3500, 3940, 4100, 4925, 5125, 5516, 5740, 6895, 7000, 7175, 7880, 8077, 8200, 9850, 10250, 11032, 11480, 13790, 14350, 16154, 19700, 20500, 24625, 27580, 28700, 32308, 34475, 35875, 39400, 40385, 41000, 49250, 55160, 56539, 57400, 64616, 68950, 71750, 80770, 98500, 113078, 137900, 143500, 161540, 172375, 197000, 201925, 226156, 275800, 282695, 287000, 323080, 344750, 403850, 452312, 565390, 689500, 807700, 1009625, 1130780, 1379000, 1413475, 1615400, 2019250, 2261560, 2826950, 4038500, 5653900, 7067375, 8077000, 11307800, 14134750, 28269500, 56539000]

約数ペア:

[(1, 56539000), (2, 28269500), (4, 14134750), (5, 11307800), (7, 8077000), (8, 7067375), (10, 5653900), (14, 4038500), (20, 2826950), (25, 2261560), (28, 2019250), (35, 1615400), (40, 1413475), (41, 1379000), (50, 1130780), (56, 1009625), (70, 807700), (82, 689500), (100, 565390), (125, 452312), (140, 403850), (164, 344750), (175, 323080), (197, 287000), (200, 282695), (205, 275800), (250, 226156), (280, 201925), (287, 197000), (328, 172375), (350, 161540), (394, 143500), (410, 137900), (500, 113078), (574, 98500), (700, 80770), (788, 71750), (820, 68950), (875, 64616), (985, 57400), (1000, 56539), (1025, 55160), (1148, 49250), (1379, 41000), (1400, 40385), (1435, 39400), (1576, 35875), (1640, 34475), (1750, 32308), (1970, 28700), (2050, 27580), (2296, 24625), (2758, 20500), (2870, 19700), (3500, 16154), (3940, 14350), (4100, 13790), (4925, 11480), (5125, 11032), (5516, 10250), (5740, 9850), (6895, 8200), (7000, 8077), (7175, 7880)]