30880000000

素因数分解:

$2^{11}\times 5^7\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 77580856080

約数和(自身を除く): 46700856080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 193, 200, 250, 256, 320, 386, 400, 500, 512, 625, 640, 772, 800, 965, 1000, 1024, 1250, 1280, 1544, 1600, 1930, 2000, 2048, 2500, 2560, 3088, 3125, 3200, 3860, 4000, 4825, 5000, 5120, 6176, 6250, 6400, 7720, 8000, 9650, 10000, 10240, 12352, 12500, 12800, 15440, 15625, 16000, 19300, 20000, 24125, 24704, 25000, 25600, 30880, 31250, 32000, 38600, 40000, 48250, 49408, 50000, 51200, 61760, 62500, 64000, 77200, 78125, 80000, 96500, 98816, 100000, 120625, 123520, 125000, 128000, 154400, 156250, 160000, 193000, 197632, 200000, 241250, 247040, 250000, 256000, 308800, 312500, 320000, 386000, 395264, 400000, 482500, 494080, 500000, 603125, 617600, 625000, 640000, 772000, 800000, 965000, 988160, 1000000, 1206250, 1235200, 1250000, 1280000, 1544000, 1600000, 1930000, 1976320, 2000000, 2412500, 2470400, 2500000, 3015625, 3088000, 3200000, 3860000, 4000000, 4825000, 4940800, 5000000, 6031250, 6176000, 6400000, 7720000, 8000000, 9650000, 9881600, 10000000, 12062500, 12352000, 15078125, 15440000, 16000000, 19300000, 20000000, 24125000, 24704000, 30156250, 30880000, 32000000, 38600000, 40000000, 48250000, 49408000, 60312500, 61760000, 77200000, 80000000, 96500000, 120625000, 123520000, 154400000, 160000000, 193000000, 241250000, 247040000, 308800000, 386000000, 482500000, 617600000, 772000000, 965000000, 1235200000, 1544000000, 1930000000, 3088000000, 3860000000, 6176000000, 7720000000, 15440000000, 30880000000]

約数ペア:

[(1, 30880000000), (2, 15440000000), (4, 7720000000), (5, 6176000000), (8, 3860000000), (10, 3088000000), (16, 1930000000), (20, 1544000000), (25, 1235200000), (32, 965000000), (40, 772000000), (50, 617600000), (64, 482500000), (80, 386000000), (100, 308800000), (125, 247040000), (128, 241250000), (160, 193000000), (193, 160000000), (200, 154400000), (250, 123520000), (256, 120625000), (320, 96500000), (386, 80000000), (400, 77200000), (500, 61760000), (512, 60312500), (625, 49408000), (640, 48250000), (772, 40000000), (800, 38600000), (965, 32000000), (1000, 30880000), (1024, 30156250), (1250, 24704000), (1280, 24125000), (1544, 20000000), (1600, 19300000), (1930, 16000000), (2000, 15440000), (2048, 15078125), (2500, 12352000), (2560, 12062500), (3088, 10000000), (3125, 9881600), (3200, 9650000), (3860, 8000000), (4000, 7720000), (4825, 6400000), (5000, 6176000), (5120, 6031250), (6176, 5000000), (6250, 4940800), (6400, 4825000), (7720, 4000000), (8000, 3860000), (9650, 3200000), (10000, 3088000), (10240, 3015625), (12352, 2500000), (12500, 2470400), (12800, 2412500), (15440, 2000000), (15625, 1976320), (16000, 1930000), (19300, 1600000), (20000, 1544000), (24125, 1280000), (24704, 1250000), (25000, 1235200), (25600, 1206250), (30880, 1000000), (31250, 988160), (32000, 965000), (38600, 800000), (40000, 772000), (48250, 640000), (49408, 625000), (50000, 617600), (51200, 603125), (61760, 500000), (62500, 494080), (64000, 482500), (77200, 400000), (78125, 395264), (80000, 386000), (96500, 320000), (98816, 312500), (100000, 308800), (120625, 256000), (123520, 250000), (125000, 247040), (128000, 241250), (154400, 200000), (156250, 197632), (160000, 193000)]