31570000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 200

約数和(自身を含む): 97618752

約数和(自身を除く): 66048752

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 41, 44, 50, 55, 56, 70, 77, 80, 82, 88, 100, 110, 112, 125, 140, 154, 164, 175, 176, 200, 205, 220, 250, 275, 280, 287, 308, 328, 350, 385, 400, 410, 440, 451, 500, 550, 560, 574, 616, 625, 656, 700, 770, 820, 875, 880, 902, 1000, 1025, 1100, 1148, 1232, 1250, 1375, 1400, 1435, 1540, 1640, 1750, 1804, 1925, 2000, 2050, 2200, 2255, 2296, 2500, 2750, 2800, 2870, 3080, 3157, 3280, 3500, 3608, 3850, 4100, 4375, 4400, 4510, 4592, 5000, 5125, 5500, 5740, 6160, 6314, 6875, 7000, 7175, 7216, 7700, 8200, 8750, 9020, 9625, 10000, 10250, 11000, 11275, 11480, 12628, 13750, 14000, 14350, 15400, 15785, 16400, 17500, 18040, 19250, 20500, 22000, 22550, 22960, 25256, 25625, 27500, 28700, 30800, 31570, 35000, 35875, 36080, 38500, 41000, 45100, 48125, 50512, 51250, 55000, 56375, 57400, 63140, 70000, 71750, 77000, 78925, 82000, 90200, 96250, 102500, 110000, 112750, 114800, 126280, 143500, 154000, 157850, 179375, 180400, 192500, 205000, 225500, 252560, 281875, 287000, 315700, 358750, 385000, 394625, 410000, 451000, 563750, 574000, 631400, 717500, 770000, 789250, 902000, 1127500, 1262800, 1435000, 1578500, 1973125, 2255000, 2870000, 3157000, 3946250, 4510000, 6314000, 7892500, 15785000, 31570000]

約数ペア:

[(1, 31570000), (2, 15785000), (4, 7892500), (5, 6314000), (7, 4510000), (8, 3946250), (10, 3157000), (11, 2870000), (14, 2255000), (16, 1973125), (20, 1578500), (22, 1435000), (25, 1262800), (28, 1127500), (35, 902000), (40, 789250), (41, 770000), (44, 717500), (50, 631400), (55, 574000), (56, 563750), (70, 451000), (77, 410000), (80, 394625), (82, 385000), (88, 358750), (100, 315700), (110, 287000), (112, 281875), (125, 252560), (140, 225500), (154, 205000), (164, 192500), (175, 180400), (176, 179375), (200, 157850), (205, 154000), (220, 143500), (250, 126280), (275, 114800), (280, 112750), (287, 110000), (308, 102500), (328, 96250), (350, 90200), (385, 82000), (400, 78925), (410, 77000), (440, 71750), (451, 70000), (500, 63140), (550, 57400), (560, 56375), (574, 55000), (616, 51250), (625, 50512), (656, 48125), (700, 45100), (770, 41000), (820, 38500), (875, 36080), (880, 35875), (902, 35000), (1000, 31570), (1025, 30800), (1100, 28700), (1148, 27500), (1232, 25625), (1250, 25256), (1375, 22960), (1400, 22550), (1435, 22000), (1540, 20500), (1640, 19250), (1750, 18040), (1804, 17500), (1925, 16400), (2000, 15785), (2050, 15400), (2200, 14350), (2255, 14000), (2296, 13750), (2500, 12628), (2750, 11480), (2800, 11275), (2870, 11000), (3080, 10250), (3157, 10000), (3280, 9625), (3500, 9020), (3608, 8750), (3850, 8200), (4100, 7700), (4375, 7216), (4400, 7175), (4510, 7000), (4592, 6875), (5000, 6314), (5125, 6160), (5500, 5740)]