21700000000

素因数分解:

$2^8\times 5^8\times 7^1\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 324

約数和(自身を含む): 63874967296

約数和(自身を除く): 42174967296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 125, 128, 140, 155, 160, 175, 200, 217, 224, 248, 250, 256, 280, 310, 320, 350, 400, 434, 448, 496, 500, 560, 620, 625, 640, 700, 775, 800, 868, 875, 896, 992, 1000, 1085, 1120, 1240, 1250, 1280, 1400, 1550, 1600, 1736, 1750, 1792, 1984, 2000, 2170, 2240, 2480, 2500, 2800, 3100, 3125, 3200, 3472, 3500, 3875, 3968, 4000, 4340, 4375, 4480, 4960, 5000, 5425, 5600, 6200, 6250, 6400, 6944, 7000, 7750, 7936, 8000, 8680, 8750, 8960, 9920, 10000, 10850, 11200, 12400, 12500, 13888, 14000, 15500, 15625, 16000, 17360, 17500, 19375, 19840, 20000, 21700, 21875, 22400, 24800, 25000, 27125, 27776, 28000, 31000, 31250, 32000, 34720, 35000, 38750, 39680, 40000, 43400, 43750, 44800, 49600, 50000, 54250, 55552, 56000, 62000, 62500, 69440, 70000, 77500, 78125, 80000, 86800, 87500, 96875, 99200, 100000, 108500, 109375, 112000, 124000, 125000, 135625, 138880, 140000, 155000, 156250, 160000, 173600, 175000, 193750, 198400, 200000, 217000, 218750, 224000, 248000, 250000, 271250, 277760, 280000, 310000, 312500, 347200, 350000, 387500, 390625, 400000, 434000, 437500, 484375, 496000, 500000, 542500, 546875, 560000, 620000, 625000, 678125, 694400, 700000, 775000, 781250, 800000, 868000, 875000, 968750, 992000, 1000000, 1085000, 1093750, 1120000, 1240000, 1250000, 1356250, 1388800, 1400000, 1550000, 1562500, 1736000, 1750000, 1937500, 2000000, 2170000, 2187500, 2421875, 2480000, 2500000, 2712500, 2734375, 2800000, 3100000, 3125000, 3390625, 3472000, 3500000, 3875000, 4000000, 4340000, 4375000, 4843750, 4960000, 5000000, 5425000, 5468750, 5600000, 6200000, 6250000, 6781250, 6944000, 7000000, 7750000, 8680000, 8750000, 9687500, 10000000, 10850000, 10937500, 12109375, 12400000, 12500000, 13562500, 14000000, 15500000, 16953125, 17360000, 17500000, 19375000, 20000000, 21700000, 21875000, 24218750, 24800000, 25000000, 27125000, 28000000, 31000000, 33906250, 34720000, 35000000, 38750000, 43400000, 43750000, 48437500, 50000000, 54250000, 62000000, 67812500, 70000000, 77500000, 84765625, 86800000, 87500000, 96875000, 100000000, 108500000, 124000000, 135625000, 140000000, 155000000, 169531250, 173600000, 175000000, 193750000, 217000000, 271250000, 310000000, 339062500, 350000000, 387500000, 434000000, 542500000, 620000000, 678125000, 700000000, 775000000, 868000000, 1085000000, 1356250000, 1550000000, 2170000000, 2712500000, 3100000000, 4340000000, 5425000000, 10850000000, 21700000000]

約数ペア:

[(1, 21700000000), (2, 10850000000), (4, 5425000000), (5, 4340000000), (7, 3100000000), (8, 2712500000), (10, 2170000000), (14, 1550000000), (16, 1356250000), (20, 1085000000), (25, 868000000), (28, 775000000), (31, 700000000), (32, 678125000), (35, 620000000), (40, 542500000), (50, 434000000), (56, 387500000), (62, 350000000), (64, 339062500), (70, 310000000), (80, 271250000), (100, 217000000), (112, 193750000), (124, 175000000), (125, 173600000), (128, 169531250), (140, 155000000), (155, 140000000), (160, 135625000), (175, 124000000), (200, 108500000), (217, 100000000), (224, 96875000), (248, 87500000), (250, 86800000), (256, 84765625), (280, 77500000), (310, 70000000), (320, 67812500), (350, 62000000), (400, 54250000), (434, 50000000), (448, 48437500), (496, 43750000), (500, 43400000), (560, 38750000), (620, 35000000), (625, 34720000), (640, 33906250), (700, 31000000), (775, 28000000), (800, 27125000), (868, 25000000), (875, 24800000), (896, 24218750), (992, 21875000), (1000, 21700000), (1085, 20000000), (1120, 19375000), (1240, 17500000), (1250, 17360000), (1280, 16953125), (1400, 15500000), (1550, 14000000), (1600, 13562500), (1736, 12500000), (1750, 12400000), (1792, 12109375), (1984, 10937500), (2000, 10850000), (2170, 10000000), (2240, 9687500), (2480, 8750000), (2500, 8680000), (2800, 7750000), (3100, 7000000), (3125, 6944000), (3200, 6781250), (3472, 6250000), (3500, 6200000), (3875, 5600000), (3968, 5468750), (4000, 5425000), (4340, 5000000), (4375, 4960000), (4480, 4843750), (4960, 4375000), (5000, 4340000), (5425, 4000000), (5600, 3875000), (6200, 3500000), (6250, 3472000), (6400, 3390625), (6944, 3125000), (7000, 3100000), (7750, 2800000), (7936, 2734375), (8000, 2712500), (8680, 2500000), (8750, 2480000), (8960, 2421875), (9920, 2187500), (10000, 2170000), (10850, 2000000), (11200, 1937500), (12400, 1750000), (12500, 1736000), (13888, 1562500), (14000, 1550000), (15500, 1400000), (15625, 1388800), (16000, 1356250), (17360, 1250000), (17500, 1240000), (19375, 1120000), (19840, 1093750), (20000, 1085000), (21700, 1000000), (21875, 992000), (22400, 968750), (24800, 875000), (25000, 868000), (27125, 800000), (27776, 781250), (28000, 775000), (31000, 700000), (31250, 694400), (32000, 678125), (34720, 625000), (35000, 620000), (38750, 560000), (39680, 546875), (40000, 542500), (43400, 500000), (43750, 496000), (44800, 484375), (49600, 437500), (50000, 434000), (54250, 400000), (55552, 390625), (56000, 387500), (62000, 350000), (62500, 347200), (69440, 312500), (70000, 310000), (77500, 280000), (78125, 277760), (80000, 271250), (86800, 250000), (87500, 248000), (96875, 224000), (99200, 218750), (100000, 217000), (108500, 200000), (109375, 198400), (112000, 193750), (124000, 175000), (125000, 173600), (135625, 160000), (138880, 156250), (140000, 155000)]