8270000000

素因数分解:

$2^7\times 5^7\times {\mathrm{827}}^1$

素因数の和:876

約数の個数: 128

約数和(自身を含む): 20619087840

約数和(自身を除く): 12349087840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 625, 640, 800, 827, 1000, 1250, 1600, 1654, 2000, 2500, 3125, 3200, 3308, 4000, 4135, 5000, 6250, 6616, 8000, 8270, 10000, 12500, 13232, 15625, 16000, 16540, 20000, 20675, 25000, 26464, 31250, 33080, 40000, 41350, 50000, 52928, 62500, 66160, 78125, 80000, 82700, 100000, 103375, 105856, 125000, 132320, 156250, 165400, 200000, 206750, 250000, 264640, 312500, 330800, 400000, 413500, 500000, 516875, 529280, 625000, 661600, 827000, 1000000, 1033750, 1250000, 1323200, 1654000, 2000000, 2067500, 2500000, 2584375, 2646400, 3308000, 4135000, 5000000, 5168750, 6616000, 8270000, 10000000, 10337500, 12921875, 13232000, 16540000, 20675000, 25843750, 33080000, 41350000, 51687500, 64609375, 66160000, 82700000, 103375000, 129218750, 165400000, 206750000, 258437500, 330800000, 413500000, 516875000, 827000000, 1033750000, 1654000000, 2067500000, 4135000000, 8270000000]

約数ペア:

[(1, 8270000000), (2, 4135000000), (4, 2067500000), (5, 1654000000), (8, 1033750000), (10, 827000000), (16, 516875000), (20, 413500000), (25, 330800000), (32, 258437500), (40, 206750000), (50, 165400000), (64, 129218750), (80, 103375000), (100, 82700000), (125, 66160000), (128, 64609375), (160, 51687500), (200, 41350000), (250, 33080000), (320, 25843750), (400, 20675000), (500, 16540000), (625, 13232000), (640, 12921875), (800, 10337500), (827, 10000000), (1000, 8270000), (1250, 6616000), (1600, 5168750), (1654, 5000000), (2000, 4135000), (2500, 3308000), (3125, 2646400), (3200, 2584375), (3308, 2500000), (4000, 2067500), (4135, 2000000), (5000, 1654000), (6250, 1323200), (6616, 1250000), (8000, 1033750), (8270, 1000000), (10000, 827000), (12500, 661600), (13232, 625000), (15625, 529280), (16000, 516875), (16540, 500000), (20000, 413500), (20675, 400000), (25000, 330800), (26464, 312500), (31250, 264640), (33080, 250000), (40000, 206750), (41350, 200000), (50000, 165400), (52928, 156250), (62500, 132320), (66160, 125000), (78125, 105856), (80000, 103375), (82700, 100000)]