385000000

素因数分解:

$2^6\times 5^7\times 7^1\times {\mathrm{11}}^1$

素因数の和:65

約数の個数: 224

約数和(自身を含む): 1190621952

約数和(自身を除く): 805621952

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 160, 175, 176, 200, 220, 224, 250, 275, 280, 308, 320, 350, 352, 385, 400, 440, 448, 500, 550, 560, 616, 625, 700, 704, 770, 800, 875, 880, 1000, 1100, 1120, 1232, 1250, 1375, 1400, 1540, 1600, 1750, 1760, 1925, 2000, 2200, 2240, 2464, 2500, 2750, 2800, 3080, 3125, 3500, 3520, 3850, 4000, 4375, 4400, 4928, 5000, 5500, 5600, 6160, 6250, 6875, 7000, 7700, 8000, 8750, 8800, 9625, 10000, 11000, 11200, 12320, 12500, 13750, 14000, 15400, 15625, 17500, 17600, 19250, 20000, 21875, 22000, 24640, 25000, 27500, 28000, 30800, 31250, 34375, 35000, 38500, 40000, 43750, 44000, 48125, 50000, 55000, 56000, 61600, 62500, 68750, 70000, 77000, 78125, 87500, 88000, 96250, 100000, 109375, 110000, 123200, 125000, 137500, 140000, 154000, 156250, 171875, 175000, 192500, 200000, 218750, 220000, 240625, 250000, 275000, 280000, 308000, 312500, 343750, 350000, 385000, 437500, 440000, 481250, 500000, 546875, 550000, 616000, 625000, 687500, 700000, 770000, 859375, 875000, 962500, 1000000, 1093750, 1100000, 1203125, 1250000, 1375000, 1400000, 1540000, 1718750, 1750000, 1925000, 2187500, 2200000, 2406250, 2500000, 2750000, 3080000, 3437500, 3500000, 3850000, 4375000, 4812500, 5000000, 5500000, 6015625, 6875000, 7000000, 7700000, 8750000, 9625000, 11000000, 12031250, 13750000, 15400000, 17500000, 19250000, 24062500, 27500000, 35000000, 38500000, 48125000, 55000000, 77000000, 96250000, 192500000, 385000000]

約数ペア:

[(1, 385000000), (2, 192500000), (4, 96250000), (5, 77000000), (7, 55000000), (8, 48125000), (10, 38500000), (11, 35000000), (14, 27500000), (16, 24062500), (20, 19250000), (22, 17500000), (25, 15400000), (28, 13750000), (32, 12031250), (35, 11000000), (40, 9625000), (44, 8750000), (50, 7700000), (55, 7000000), (56, 6875000), (64, 6015625), (70, 5500000), (77, 5000000), (80, 4812500), (88, 4375000), (100, 3850000), (110, 3500000), (112, 3437500), (125, 3080000), (140, 2750000), (154, 2500000), (160, 2406250), (175, 2200000), (176, 2187500), (200, 1925000), (220, 1750000), (224, 1718750), (250, 1540000), (275, 1400000), (280, 1375000), (308, 1250000), (320, 1203125), (350, 1100000), (352, 1093750), (385, 1000000), (400, 962500), (440, 875000), (448, 859375), (500, 770000), (550, 700000), (560, 687500), (616, 625000), (625, 616000), (700, 550000), (704, 546875), (770, 500000), (800, 481250), (875, 440000), (880, 437500), (1000, 385000), (1100, 350000), (1120, 343750), (1232, 312500), (1250, 308000), (1375, 280000), (1400, 275000), (1540, 250000), (1600, 240625), (1750, 220000), (1760, 218750), (1925, 200000), (2000, 192500), (2200, 175000), (2240, 171875), (2464, 156250), (2500, 154000), (2750, 140000), (2800, 137500), (3080, 125000), (3125, 123200), (3500, 110000), (3520, 109375), (3850, 100000), (4000, 96250), (4375, 88000), (4400, 87500), (4928, 78125), (5000, 77000), (5500, 70000), (5600, 68750), (6160, 62500), (6250, 61600), (6875, 56000), (7000, 55000), (7700, 50000), (8000, 48125), (8750, 44000), (8800, 43750), (9625, 40000), (10000, 38500), (11000, 35000), (11200, 34375), (12320, 31250), (12500, 30800), (13750, 28000), (14000, 27500), (15400, 25000), (15625, 24640), (17500, 22000), (17600, 21875), (19250, 20000)]