25247600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 70852608

約数和(自身を除く): 45605008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 127, 140, 142, 175, 200, 254, 280, 284, 350, 355, 400, 497, 508, 560, 568, 635, 700, 710, 889, 994, 1016, 1136, 1270, 1400, 1420, 1775, 1778, 1988, 2032, 2485, 2540, 2800, 2840, 3175, 3550, 3556, 3976, 4445, 4970, 5080, 5680, 6350, 7100, 7112, 7952, 8890, 9017, 9940, 10160, 12425, 12700, 14200, 14224, 17780, 18034, 19880, 22225, 24850, 25400, 28400, 35560, 36068, 39760, 44450, 45085, 49700, 50800, 63119, 71120, 72136, 88900, 90170, 99400, 126238, 144272, 177800, 180340, 198800, 225425, 252476, 315595, 355600, 360680, 450850, 504952, 631190, 721360, 901700, 1009904, 1262380, 1577975, 1803400, 2524760, 3155950, 3606800, 5049520, 6311900, 12623800, 25247600]

約数ペア:

[(1, 25247600), (2, 12623800), (4, 6311900), (5, 5049520), (7, 3606800), (8, 3155950), (10, 2524760), (14, 1803400), (16, 1577975), (20, 1262380), (25, 1009904), (28, 901700), (35, 721360), (40, 631190), (50, 504952), (56, 450850), (70, 360680), (71, 355600), (80, 315595), (100, 252476), (112, 225425), (127, 198800), (140, 180340), (142, 177800), (175, 144272), (200, 126238), (254, 99400), (280, 90170), (284, 88900), (350, 72136), (355, 71120), (400, 63119), (497, 50800), (508, 49700), (560, 45085), (568, 44450), (635, 39760), (700, 36068), (710, 35560), (889, 28400), (994, 25400), (1016, 24850), (1136, 22225), (1270, 19880), (1400, 18034), (1420, 17780), (1775, 14224), (1778, 14200), (1988, 12700), (2032, 12425), (2485, 10160), (2540, 9940), (2800, 9017), (2840, 8890), (3175, 7952), (3550, 7112), (3556, 7100), (3976, 6350), (4445, 5680), (4970, 5080)]