2485000000

素因数分解:

$2^6\times 5^7\times 7^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 224

約数和(自身を含む): 7143731712

約数和(自身を除く): 4658731712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 112, 125, 140, 142, 160, 175, 200, 224, 250, 280, 284, 320, 350, 355, 400, 448, 497, 500, 560, 568, 625, 700, 710, 800, 875, 994, 1000, 1120, 1136, 1250, 1400, 1420, 1600, 1750, 1775, 1988, 2000, 2240, 2272, 2485, 2500, 2800, 2840, 3125, 3500, 3550, 3976, 4000, 4375, 4544, 4970, 5000, 5600, 5680, 6250, 7000, 7100, 7952, 8000, 8750, 8875, 9940, 10000, 11200, 11360, 12425, 12500, 14000, 14200, 15625, 15904, 17500, 17750, 19880, 20000, 21875, 22720, 24850, 25000, 28000, 28400, 31250, 31808, 35000, 35500, 39760, 40000, 43750, 44375, 49700, 50000, 56000, 56800, 62125, 62500, 70000, 71000, 78125, 79520, 87500, 88750, 99400, 100000, 109375, 113600, 124250, 125000, 140000, 142000, 156250, 159040, 175000, 177500, 198800, 200000, 218750, 221875, 248500, 250000, 280000, 284000, 310625, 312500, 350000, 355000, 397600, 437500, 443750, 497000, 500000, 546875, 568000, 621250, 625000, 700000, 710000, 795200, 875000, 887500, 994000, 1000000, 1093750, 1109375, 1242500, 1250000, 1400000, 1420000, 1553125, 1750000, 1775000, 1988000, 2187500, 2218750, 2485000, 2500000, 2840000, 3106250, 3500000, 3550000, 3976000, 4375000, 4437500, 4970000, 5000000, 5546875, 6212500, 7000000, 7100000, 7765625, 8750000, 8875000, 9940000, 11093750, 12425000, 14200000, 15531250, 17500000, 17750000, 19880000, 22187500, 24850000, 31062500, 35000000, 35500000, 38828125, 44375000, 49700000, 62125000, 71000000, 77656250, 88750000, 99400000, 124250000, 155312500, 177500000, 248500000, 310625000, 355000000, 497000000, 621250000, 1242500000, 2485000000]

約数ペア:

[(1, 2485000000), (2, 1242500000), (4, 621250000), (5, 497000000), (7, 355000000), (8, 310625000), (10, 248500000), (14, 177500000), (16, 155312500), (20, 124250000), (25, 99400000), (28, 88750000), (32, 77656250), (35, 71000000), (40, 62125000), (50, 49700000), (56, 44375000), (64, 38828125), (70, 35500000), (71, 35000000), (80, 31062500), (100, 24850000), (112, 22187500), (125, 19880000), (140, 17750000), (142, 17500000), (160, 15531250), (175, 14200000), (200, 12425000), (224, 11093750), (250, 9940000), (280, 8875000), (284, 8750000), (320, 7765625), (350, 7100000), (355, 7000000), (400, 6212500), (448, 5546875), (497, 5000000), (500, 4970000), (560, 4437500), (568, 4375000), (625, 3976000), (700, 3550000), (710, 3500000), (800, 3106250), (875, 2840000), (994, 2500000), (1000, 2485000), (1120, 2218750), (1136, 2187500), (1250, 1988000), (1400, 1775000), (1420, 1750000), (1600, 1553125), (1750, 1420000), (1775, 1400000), (1988, 1250000), (2000, 1242500), (2240, 1109375), (2272, 1093750), (2485, 1000000), (2500, 994000), (2800, 887500), (2840, 875000), (3125, 795200), (3500, 710000), (3550, 700000), (3976, 625000), (4000, 621250), (4375, 568000), (4544, 546875), (4970, 500000), (5000, 497000), (5600, 443750), (5680, 437500), (6250, 397600), (7000, 355000), (7100, 350000), (7952, 312500), (8000, 310625), (8750, 284000), (8875, 280000), (9940, 250000), (10000, 248500), (11200, 221875), (11360, 218750), (12425, 200000), (12500, 198800), (14000, 177500), (14200, 175000), (15625, 159040), (15904, 156250), (17500, 142000), (17750, 140000), (19880, 125000), (20000, 124250), (21875, 113600), (22720, 109375), (24850, 100000), (25000, 99400), (28000, 88750), (28400, 87500), (31250, 79520), (31808, 78125), (35000, 71000), (35500, 70000), (39760, 62500), (40000, 62125), (43750, 56800), (44375, 56000), (49700, 50000)]