889000000

素因数分解:

$2^6\times 5^6\times 7^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 196

約数和(自身を含む): 2539967488

約数和(自身を除く): 1650967488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 127, 140, 160, 175, 200, 224, 250, 254, 280, 320, 350, 400, 448, 500, 508, 560, 625, 635, 700, 800, 875, 889, 1000, 1016, 1120, 1250, 1270, 1400, 1600, 1750, 1778, 2000, 2032, 2240, 2500, 2540, 2800, 3125, 3175, 3500, 3556, 4000, 4064, 4375, 4445, 5000, 5080, 5600, 6250, 6350, 7000, 7112, 8000, 8128, 8750, 8890, 10000, 10160, 11200, 12500, 12700, 14000, 14224, 15625, 15875, 17500, 17780, 20000, 20320, 21875, 22225, 25000, 25400, 28000, 28448, 31250, 31750, 35000, 35560, 40000, 40640, 43750, 44450, 50000, 50800, 56000, 56896, 62500, 63500, 70000, 71120, 79375, 87500, 88900, 100000, 101600, 109375, 111125, 125000, 127000, 140000, 142240, 158750, 175000, 177800, 200000, 203200, 218750, 222250, 250000, 254000, 280000, 284480, 317500, 350000, 355600, 396875, 437500, 444500, 500000, 508000, 555625, 635000, 700000, 711200, 793750, 875000, 889000, 1000000, 1016000, 1111250, 1270000, 1400000, 1422400, 1587500, 1750000, 1778000, 1984375, 2222500, 2540000, 2778125, 3175000, 3500000, 3556000, 3968750, 4445000, 5080000, 5556250, 6350000, 7000000, 7112000, 7937500, 8890000, 11112500, 12700000, 13890625, 15875000, 17780000, 22225000, 25400000, 27781250, 31750000, 35560000, 44450000, 55562500, 63500000, 88900000, 111125000, 127000000, 177800000, 222250000, 444500000, 889000000]

約数ペア:

[(1, 889000000), (2, 444500000), (4, 222250000), (5, 177800000), (7, 127000000), (8, 111125000), (10, 88900000), (14, 63500000), (16, 55562500), (20, 44450000), (25, 35560000), (28, 31750000), (32, 27781250), (35, 25400000), (40, 22225000), (50, 17780000), (56, 15875000), (64, 13890625), (70, 12700000), (80, 11112500), (100, 8890000), (112, 7937500), (125, 7112000), (127, 7000000), (140, 6350000), (160, 5556250), (175, 5080000), (200, 4445000), (224, 3968750), (250, 3556000), (254, 3500000), (280, 3175000), (320, 2778125), (350, 2540000), (400, 2222500), (448, 1984375), (500, 1778000), (508, 1750000), (560, 1587500), (625, 1422400), (635, 1400000), (700, 1270000), (800, 1111250), (875, 1016000), (889, 1000000), (1000, 889000), (1016, 875000), (1120, 793750), (1250, 711200), (1270, 700000), (1400, 635000), (1600, 555625), (1750, 508000), (1778, 500000), (2000, 444500), (2032, 437500), (2240, 396875), (2500, 355600), (2540, 350000), (2800, 317500), (3125, 284480), (3175, 280000), (3500, 254000), (3556, 250000), (4000, 222250), (4064, 218750), (4375, 203200), (4445, 200000), (5000, 177800), (5080, 175000), (5600, 158750), (6250, 142240), (6350, 140000), (7000, 127000), (7112, 125000), (8000, 111125), (8128, 109375), (8750, 101600), (8890, 100000), (10000, 88900), (10160, 87500), (11200, 79375), (12500, 71120), (12700, 70000), (14000, 63500), (14224, 62500), (15625, 56896), (15875, 56000), (17500, 50800), (17780, 50000), (20000, 44450), (20320, 43750), (21875, 40640), (22225, 40000), (25000, 35560), (25400, 35000), (28000, 31750), (28448, 31250)]