48400000

素因数分解:

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

素因数の和:61

約数の個数: 144

約数和(自身を含む): 132471990

約数和(自身を除く): 84071990

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 125, 128, 160, 176, 200, 220, 242, 250, 275, 320, 352, 400, 440, 484, 500, 550, 605, 625, 640, 704, 800, 880, 968, 1000, 1100, 1210, 1250, 1375, 1408, 1600, 1760, 1936, 2000, 2200, 2420, 2500, 2750, 3025, 3125, 3200, 3520, 3872, 4000, 4400, 4840, 5000, 5500, 6050, 6250, 6875, 7040, 7744, 8000, 8800, 9680, 10000, 11000, 12100, 12500, 13750, 15125, 15488, 16000, 17600, 19360, 20000, 22000, 24200, 25000, 27500, 30250, 34375, 35200, 38720, 40000, 44000, 48400, 50000, 55000, 60500, 68750, 75625, 77440, 80000, 88000, 96800, 100000, 110000, 121000, 137500, 151250, 176000, 193600, 200000, 220000, 242000, 275000, 302500, 378125, 387200, 400000, 440000, 484000, 550000, 605000, 756250, 880000, 968000, 1100000, 1210000, 1512500, 1936000, 2200000, 2420000, 3025000, 4400000, 4840000, 6050000, 9680000, 12100000, 24200000, 48400000]

約数ペア:

[(1, 48400000), (2, 24200000), (4, 12100000), (5, 9680000), (8, 6050000), (10, 4840000), (11, 4400000), (16, 3025000), (20, 2420000), (22, 2200000), (25, 1936000), (32, 1512500), (40, 1210000), (44, 1100000), (50, 968000), (55, 880000), (64, 756250), (80, 605000), (88, 550000), (100, 484000), (110, 440000), (121, 400000), (125, 387200), (128, 378125), (160, 302500), (176, 275000), (200, 242000), (220, 220000), (242, 200000), (250, 193600), (275, 176000), (320, 151250), (352, 137500), (400, 121000), (440, 110000), (484, 100000), (500, 96800), (550, 88000), (605, 80000), (625, 77440), (640, 75625), (704, 68750), (800, 60500), (880, 55000), (968, 50000), (1000, 48400), (1100, 44000), (1210, 40000), (1250, 38720), (1375, 35200), (1408, 34375), (1600, 30250), (1760, 27500), (1936, 25000), (2000, 24200), (2200, 22000), (2420, 20000), (2500, 19360), (2750, 17600), (3025, 16000), (3125, 15488), (3200, 15125), (3520, 13750), (3872, 12500), (4000, 12100), (4400, 11000), (4840, 10000), (5000, 9680), (5500, 8800), (6050, 8000), (6250, 7744), (6875, 7040)]