123238000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1499

約数の個数: 80

約数和(自身を含む): 305132256

約数和(自身を除く): 181894256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 172, 200, 215, 250, 344, 400, 430, 500, 688, 860, 1000, 1075, 1433, 1720, 2000, 2150, 2866, 3440, 4300, 5375, 5732, 7165, 8600, 10750, 11464, 14330, 17200, 21500, 22928, 28660, 35825, 43000, 57320, 61619, 71650, 86000, 114640, 123238, 143300, 179125, 246476, 286600, 308095, 358250, 492952, 573200, 616190, 716500, 985904, 1232380, 1433000, 1540475, 2464760, 2866000, 3080950, 4929520, 6161900, 7702375, 12323800, 15404750, 24647600, 30809500, 61619000, 123238000]

約数ペア:

[(1, 123238000), (2, 61619000), (4, 30809500), (5, 24647600), (8, 15404750), (10, 12323800), (16, 7702375), (20, 6161900), (25, 4929520), (40, 3080950), (43, 2866000), (50, 2464760), (80, 1540475), (86, 1433000), (100, 1232380), (125, 985904), (172, 716500), (200, 616190), (215, 573200), (250, 492952), (344, 358250), (400, 308095), (430, 286600), (500, 246476), (688, 179125), (860, 143300), (1000, 123238), (1075, 114640), (1433, 86000), (1720, 71650), (2000, 61619), (2150, 57320), (2866, 43000), (3440, 35825), (4300, 28660), (5375, 22928), (5732, 21500), (7165, 17200), (8600, 14330), (10750, 11464)]