25268320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 76014288

約数和(自身を除く): 50745968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 293, 308, 352, 385, 392, 440, 490, 539, 560, 586, 616, 770, 784, 880, 980, 1078, 1120, 1172, 1232, 1465, 1540, 1568, 1760, 1960, 2051, 2156, 2344, 2464, 2695, 2930, 3080, 3223, 3920, 4102, 4312, 4688, 5390, 5860, 6160, 6446, 7840, 8204, 8624, 9376, 10255, 10780, 11720, 12320, 12892, 14357, 16115, 16408, 17248, 20510, 21560, 22561, 23440, 25784, 28714, 32230, 32816, 41020, 43120, 45122, 46880, 51568, 57428, 64460, 65632, 71785, 82040, 86240, 90244, 103136, 112805, 114856, 128920, 143570, 157927, 164080, 180488, 225610, 229712, 257840, 287140, 315854, 328160, 360976, 451220, 459424, 515680, 574280, 631708, 721952, 789635, 902440, 1148560, 1263416, 1579270, 1804880, 2297120, 2526832, 3158540, 3609760, 5053664, 6317080, 12634160, 25268320]

約数ペア:

[(1, 25268320), (2, 12634160), (4, 6317080), (5, 5053664), (7, 3609760), (8, 3158540), (10, 2526832), (11, 2297120), (14, 1804880), (16, 1579270), (20, 1263416), (22, 1148560), (28, 902440), (32, 789635), (35, 721952), (40, 631708), (44, 574280), (49, 515680), (55, 459424), (56, 451220), (70, 360976), (77, 328160), (80, 315854), (88, 287140), (98, 257840), (110, 229712), (112, 225610), (140, 180488), (154, 164080), (160, 157927), (176, 143570), (196, 128920), (220, 114856), (224, 112805), (245, 103136), (280, 90244), (293, 86240), (308, 82040), (352, 71785), (385, 65632), (392, 64460), (440, 57428), (490, 51568), (539, 46880), (560, 45122), (586, 43120), (616, 41020), (770, 32816), (784, 32230), (880, 28714), (980, 25784), (1078, 23440), (1120, 22561), (1172, 21560), (1232, 20510), (1465, 17248), (1540, 16408), (1568, 16115), (1760, 14357), (1960, 12892), (2051, 12320), (2156, 11720), (2344, 10780), (2464, 10255), (2695, 9376), (2930, 8624), (3080, 8204), (3223, 7840), (3920, 6446), (4102, 6160), (4312, 5860), (4688, 5390)]