205628500

素因数分解:

$2^2\times 5^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 576576000

約数和(自身を除く): 370947500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 109, 110, 125, 140, 154, 175, 196, 218, 220, 245, 250, 275, 308, 343, 350, 385, 436, 490, 500, 539, 545, 550, 686, 700, 763, 770, 875, 980, 1078, 1090, 1100, 1199, 1225, 1372, 1375, 1526, 1540, 1715, 1750, 1925, 2156, 2180, 2398, 2450, 2695, 2725, 2750, 3052, 3430, 3500, 3773, 3815, 3850, 4796, 4900, 5341, 5390, 5450, 5500, 5995, 6125, 6860, 7546, 7630, 7700, 8393, 8575, 9625, 10682, 10780, 10900, 11990, 12250, 13475, 13625, 15092, 15260, 16786, 17150, 18865, 19075, 19250, 21364, 23980, 24500, 26705, 26950, 27250, 29975, 33572, 34300, 37387, 37730, 38150, 38500, 41965, 42875, 53410, 53900, 54500, 58751, 59950, 67375, 74774, 75460, 76300, 83930, 85750, 94325, 95375, 106820, 117502, 119900, 133525, 134750, 149548, 149875, 167860, 171500, 186935, 188650, 190750, 209825, 235004, 267050, 269500, 293755, 299750, 373870, 377300, 381500, 411257, 419650, 471625, 534100, 587510, 599500, 667625, 747740, 822514, 839300, 934675, 943250, 1049125, 1175020, 1335250, 1468775, 1645028, 1869350, 1886500, 2056285, 2098250, 2670500, 2937550, 3738700, 4112570, 4196500, 4673375, 5875100, 7343875, 8225140, 9346750, 10281425, 14687750, 18693500, 20562850, 29375500, 41125700, 51407125, 102814250, 205628500]

約数ペア:

[(1, 205628500), (2, 102814250), (4, 51407125), (5, 41125700), (7, 29375500), (10, 20562850), (11, 18693500), (14, 14687750), (20, 10281425), (22, 9346750), (25, 8225140), (28, 7343875), (35, 5875100), (44, 4673375), (49, 4196500), (50, 4112570), (55, 3738700), (70, 2937550), (77, 2670500), (98, 2098250), (100, 2056285), (109, 1886500), (110, 1869350), (125, 1645028), (140, 1468775), (154, 1335250), (175, 1175020), (196, 1049125), (218, 943250), (220, 934675), (245, 839300), (250, 822514), (275, 747740), (308, 667625), (343, 599500), (350, 587510), (385, 534100), (436, 471625), (490, 419650), (500, 411257), (539, 381500), (545, 377300), (550, 373870), (686, 299750), (700, 293755), (763, 269500), (770, 267050), (875, 235004), (980, 209825), (1078, 190750), (1090, 188650), (1100, 186935), (1199, 171500), (1225, 167860), (1372, 149875), (1375, 149548), (1526, 134750), (1540, 133525), (1715, 119900), (1750, 117502), (1925, 106820), (2156, 95375), (2180, 94325), (2398, 85750), (2450, 83930), (2695, 76300), (2725, 75460), (2750, 74774), (3052, 67375), (3430, 59950), (3500, 58751), (3773, 54500), (3815, 53900), (3850, 53410), (4796, 42875), (4900, 41965), (5341, 38500), (5390, 38150), (5450, 37730), (5500, 37387), (5995, 34300), (6125, 33572), (6860, 29975), (7546, 27250), (7630, 26950), (7700, 26705), (8393, 24500), (8575, 23980), (9625, 21364), (10682, 19250), (10780, 19075), (10900, 18865), (11990, 17150), (12250, 16786), (13475, 15260), (13625, 15092)]