125009920

素因数分解:

$2^{15}\times 5^1\times 7^1\times {\mathrm{109}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 346024800

約数和(自身を除く): 221014880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 128, 140, 160, 218, 224, 256, 280, 320, 436, 448, 512, 545, 560, 640, 763, 872, 896, 1024, 1090, 1120, 1280, 1526, 1744, 1792, 2048, 2180, 2240, 2560, 3052, 3488, 3584, 3815, 4096, 4360, 4480, 5120, 6104, 6976, 7168, 7630, 8192, 8720, 8960, 10240, 12208, 13952, 14336, 15260, 16384, 17440, 17920, 20480, 24416, 27904, 28672, 30520, 32768, 34880, 35840, 40960, 48832, 55808, 57344, 61040, 69760, 71680, 81920, 97664, 111616, 114688, 122080, 139520, 143360, 163840, 195328, 223232, 229376, 244160, 279040, 286720, 390656, 446464, 488320, 558080, 573440, 781312, 892928, 976640, 1116160, 1146880, 1562624, 1785856, 1953280, 2232320, 3125248, 3571712, 3906560, 4464640, 6250496, 7813120, 8929280, 12500992, 15626240, 17858560, 25001984, 31252480, 62504960, 125009920]

約数ペア:

[(1, 125009920), (2, 62504960), (4, 31252480), (5, 25001984), (7, 17858560), (8, 15626240), (10, 12500992), (14, 8929280), (16, 7813120), (20, 6250496), (28, 4464640), (32, 3906560), (35, 3571712), (40, 3125248), (56, 2232320), (64, 1953280), (70, 1785856), (80, 1562624), (109, 1146880), (112, 1116160), (128, 976640), (140, 892928), (160, 781312), (218, 573440), (224, 558080), (256, 488320), (280, 446464), (320, 390656), (436, 286720), (448, 279040), (512, 244160), (545, 229376), (560, 223232), (640, 195328), (763, 163840), (872, 143360), (896, 139520), (1024, 122080), (1090, 114688), (1120, 111616), (1280, 97664), (1526, 81920), (1744, 71680), (1792, 69760), (2048, 61040), (2180, 57344), (2240, 55808), (2560, 48832), (3052, 40960), (3488, 35840), (3584, 34880), (3815, 32768), (4096, 30520), (4360, 28672), (4480, 27904), (5120, 24416), (6104, 20480), (6976, 17920), (7168, 17440), (7630, 16384), (8192, 15260), (8720, 14336), (8960, 13952), (10240, 12208)]