55247500

素因数分解:

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

素因数の和:90

約数の個数: 180

約数和(自身を含む): 157055976

約数和(自身を除く): 101808476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 41, 44, 49, 50, 55, 70, 77, 82, 98, 100, 110, 125, 140, 154, 164, 175, 196, 205, 220, 245, 250, 275, 287, 308, 350, 385, 410, 451, 490, 500, 539, 550, 574, 625, 700, 770, 820, 875, 902, 980, 1025, 1078, 1100, 1148, 1225, 1250, 1375, 1435, 1540, 1750, 1804, 1925, 2009, 2050, 2156, 2255, 2450, 2500, 2695, 2750, 2870, 3157, 3500, 3850, 4018, 4100, 4375, 4510, 4900, 5125, 5390, 5500, 5740, 6125, 6314, 6875, 7175, 7700, 8036, 8750, 9020, 9625, 10045, 10250, 10780, 11275, 12250, 12628, 13475, 13750, 14350, 15785, 17500, 19250, 20090, 20500, 22099, 22550, 24500, 25625, 26950, 27500, 28700, 30625, 31570, 35875, 38500, 40180, 44198, 45100, 48125, 50225, 51250, 53900, 56375, 61250, 63140, 67375, 71750, 78925, 88396, 96250, 100450, 102500, 110495, 112750, 122500, 134750, 143500, 157850, 179375, 192500, 200900, 220990, 225500, 251125, 269500, 281875, 315700, 336875, 358750, 394625, 441980, 502250, 552475, 563750, 673750, 717500, 789250, 1004500, 1104950, 1127500, 1255625, 1347500, 1578500, 1973125, 2209900, 2511250, 2762375, 3946250, 5022500, 5524750, 7892500, 11049500, 13811875, 27623750, 55247500]

約数ペア:

[(1, 55247500), (2, 27623750), (4, 13811875), (5, 11049500), (7, 7892500), (10, 5524750), (11, 5022500), (14, 3946250), (20, 2762375), (22, 2511250), (25, 2209900), (28, 1973125), (35, 1578500), (41, 1347500), (44, 1255625), (49, 1127500), (50, 1104950), (55, 1004500), (70, 789250), (77, 717500), (82, 673750), (98, 563750), (100, 552475), (110, 502250), (125, 441980), (140, 394625), (154, 358750), (164, 336875), (175, 315700), (196, 281875), (205, 269500), (220, 251125), (245, 225500), (250, 220990), (275, 200900), (287, 192500), (308, 179375), (350, 157850), (385, 143500), (410, 134750), (451, 122500), (490, 112750), (500, 110495), (539, 102500), (550, 100450), (574, 96250), (625, 88396), (700, 78925), (770, 71750), (820, 67375), (875, 63140), (902, 61250), (980, 56375), (1025, 53900), (1078, 51250), (1100, 50225), (1148, 48125), (1225, 45100), (1250, 44198), (1375, 40180), (1435, 38500), (1540, 35875), (1750, 31570), (1804, 30625), (1925, 28700), (2009, 27500), (2050, 26950), (2156, 25625), (2255, 24500), (2450, 22550), (2500, 22099), (2695, 20500), (2750, 20090), (2870, 19250), (3157, 17500), (3500, 15785), (3850, 14350), (4018, 13750), (4100, 13475), (4375, 12628), (4510, 12250), (4900, 11275), (5125, 10780), (5390, 10250), (5500, 10045), (5740, 9625), (6125, 9020), (6314, 8750), (6875, 8036), (7175, 7700)]