77968000

素因数分解:

$2^7\times 5^3\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 211947840

約数和(自身を除く): 133979840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 275, 320, 352, 400, 440, 443, 500, 550, 640, 704, 800, 880, 886, 1000, 1100, 1375, 1408, 1600, 1760, 1772, 2000, 2200, 2215, 2750, 3200, 3520, 3544, 4000, 4400, 4430, 4873, 5500, 7040, 7088, 8000, 8800, 8860, 9746, 11000, 11075, 14176, 16000, 17600, 17720, 19492, 22000, 22150, 24365, 28352, 35200, 35440, 38984, 44000, 44300, 48730, 55375, 56704, 70880, 77968, 88000, 88600, 97460, 110750, 121825, 141760, 155936, 176000, 177200, 194920, 221500, 243650, 283520, 311872, 354400, 389840, 443000, 487300, 609125, 623744, 708800, 779680, 886000, 974600, 1218250, 1417600, 1559360, 1772000, 1949200, 2436500, 3118720, 3544000, 3898400, 4873000, 7088000, 7796800, 9746000, 15593600, 19492000, 38984000, 77968000]

約数ペア:

[(1, 77968000), (2, 38984000), (4, 19492000), (5, 15593600), (8, 9746000), (10, 7796800), (11, 7088000), (16, 4873000), (20, 3898400), (22, 3544000), (25, 3118720), (32, 2436500), (40, 1949200), (44, 1772000), (50, 1559360), (55, 1417600), (64, 1218250), (80, 974600), (88, 886000), (100, 779680), (110, 708800), (125, 623744), (128, 609125), (160, 487300), (176, 443000), (200, 389840), (220, 354400), (250, 311872), (275, 283520), (320, 243650), (352, 221500), (400, 194920), (440, 177200), (443, 176000), (500, 155936), (550, 141760), (640, 121825), (704, 110750), (800, 97460), (880, 88600), (886, 88000), (1000, 77968), (1100, 70880), (1375, 56704), (1408, 55375), (1600, 48730), (1760, 44300), (1772, 44000), (2000, 38984), (2200, 35440), (2215, 35200), (2750, 28352), (3200, 24365), (3520, 22150), (3544, 22000), (4000, 19492), (4400, 17720), (4430, 17600), (4873, 16000), (5500, 14176), (7040, 11075), (7088, 11000), (8000, 9746), (8800, 8860)]