25446400

素因数分解:

$2^{11}\times 5^2\times 7^1\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 47673920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 112, 128, 140, 142, 160, 175, 200, 224, 256, 280, 284, 320, 350, 355, 400, 448, 497, 512, 560, 568, 640, 700, 710, 800, 896, 994, 1024, 1120, 1136, 1280, 1400, 1420, 1600, 1775, 1792, 1988, 2048, 2240, 2272, 2485, 2560, 2800, 2840, 3200, 3550, 3584, 3976, 4480, 4544, 4970, 5120, 5600, 5680, 6400, 7100, 7168, 7952, 8960, 9088, 9940, 10240, 11200, 11360, 12425, 12800, 14200, 14336, 15904, 17920, 18176, 19880, 22400, 22720, 24850, 25600, 28400, 31808, 35840, 36352, 39760, 44800, 45440, 49700, 51200, 56800, 63616, 71680, 72704, 79520, 89600, 90880, 99400, 113600, 127232, 145408, 159040, 179200, 181760, 198800, 227200, 254464, 318080, 358400, 363520, 397600, 454400, 508928, 636160, 727040, 795200, 908800, 1017856, 1272320, 1590400, 1817600, 2544640, 3180800, 3635200, 5089280, 6361600, 12723200, 25446400]

約数ペア:

[(1, 25446400), (2, 12723200), (4, 6361600), (5, 5089280), (7, 3635200), (8, 3180800), (10, 2544640), (14, 1817600), (16, 1590400), (20, 1272320), (25, 1017856), (28, 908800), (32, 795200), (35, 727040), (40, 636160), (50, 508928), (56, 454400), (64, 397600), (70, 363520), (71, 358400), (80, 318080), (100, 254464), (112, 227200), (128, 198800), (140, 181760), (142, 179200), (160, 159040), (175, 145408), (200, 127232), (224, 113600), (256, 99400), (280, 90880), (284, 89600), (320, 79520), (350, 72704), (355, 71680), (400, 63616), (448, 56800), (497, 51200), (512, 49700), (560, 45440), (568, 44800), (640, 39760), (700, 36352), (710, 35840), (800, 31808), (896, 28400), (994, 25600), (1024, 24850), (1120, 22720), (1136, 22400), (1280, 19880), (1400, 18176), (1420, 17920), (1600, 15904), (1775, 14336), (1792, 14200), (1988, 12800), (2048, 12425), (2240, 11360), (2272, 11200), (2485, 10240), (2560, 9940), (2800, 9088), (2840, 8960), (3200, 7952), (3550, 7168), (3584, 7100), (3976, 6400), (4480, 5680), (4544, 5600), (4970, 5120)]