71249920

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 156

約数和(自身を含む): 201695184

約数和(自身を除く): 130445264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 128, 140, 142, 160, 196, 224, 245, 256, 280, 284, 320, 355, 392, 448, 490, 497, 512, 560, 568, 640, 710, 784, 896, 980, 994, 1024, 1120, 1136, 1280, 1420, 1568, 1792, 1960, 1988, 2048, 2240, 2272, 2485, 2560, 2840, 3136, 3479, 3584, 3920, 3976, 4096, 4480, 4544, 4970, 5120, 5680, 6272, 6958, 7168, 7840, 7952, 8960, 9088, 9940, 10240, 11360, 12544, 13916, 14336, 15680, 15904, 17395, 17920, 18176, 19880, 20480, 22720, 25088, 27832, 28672, 31360, 31808, 34790, 35840, 36352, 39760, 45440, 50176, 55664, 62720, 63616, 69580, 71680, 72704, 79520, 90880, 100352, 111328, 125440, 127232, 139160, 143360, 145408, 159040, 181760, 200704, 222656, 250880, 254464, 278320, 290816, 318080, 363520, 445312, 501760, 508928, 556640, 636160, 727040, 890624, 1003520, 1017856, 1113280, 1272320, 1454080, 1781248, 2035712, 2226560, 2544640, 3562496, 4453120, 5089280, 7124992, 8906240, 10178560, 14249984, 17812480, 35624960, 71249920]

約数ペア:

[(1, 71249920), (2, 35624960), (4, 17812480), (5, 14249984), (7, 10178560), (8, 8906240), (10, 7124992), (14, 5089280), (16, 4453120), (20, 3562496), (28, 2544640), (32, 2226560), (35, 2035712), (40, 1781248), (49, 1454080), (56, 1272320), (64, 1113280), (70, 1017856), (71, 1003520), (80, 890624), (98, 727040), (112, 636160), (128, 556640), (140, 508928), (142, 501760), (160, 445312), (196, 363520), (224, 318080), (245, 290816), (256, 278320), (280, 254464), (284, 250880), (320, 222656), (355, 200704), (392, 181760), (448, 159040), (490, 145408), (497, 143360), (512, 139160), (560, 127232), (568, 125440), (640, 111328), (710, 100352), (784, 90880), (896, 79520), (980, 72704), (994, 71680), (1024, 69580), (1120, 63616), (1136, 62720), (1280, 55664), (1420, 50176), (1568, 45440), (1792, 39760), (1960, 36352), (1988, 35840), (2048, 34790), (2240, 31808), (2272, 31360), (2485, 28672), (2560, 27832), (2840, 25088), (3136, 22720), (3479, 20480), (3584, 19880), (3920, 18176), (3976, 17920), (4096, 17395), (4480, 15904), (4544, 15680), (4970, 14336), (5120, 13916), (5680, 12544), (6272, 11360), (6958, 10240), (7168, 9940), (7840, 9088), (7952, 8960)]