206451200

素因数分解:

$2^9\times 5^2\times {\mathrm{127}}^2$

素因数の和:282

約数の個数: 90

約数和(自身を含む): 515558241

約数和(自身を除く): 309107041

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 256, 320, 400, 508, 512, 635, 640, 800, 1016, 1270, 1280, 1600, 2032, 2540, 2560, 3175, 3200, 4064, 5080, 6350, 6400, 8128, 10160, 12700, 12800, 16129, 16256, 20320, 25400, 32258, 32512, 40640, 50800, 64516, 65024, 80645, 81280, 101600, 129032, 161290, 162560, 203200, 258064, 322580, 325120, 403225, 406400, 516128, 645160, 806450, 812800, 1032256, 1290320, 1612900, 1625600, 2064512, 2580640, 3225800, 4129024, 5161280, 6451600, 8258048, 10322560, 12903200, 20645120, 25806400, 41290240, 51612800, 103225600, 206451200]

約数ペア:

[(1, 206451200), (2, 103225600), (4, 51612800), (5, 41290240), (8, 25806400), (10, 20645120), (16, 12903200), (20, 10322560), (25, 8258048), (32, 6451600), (40, 5161280), (50, 4129024), (64, 3225800), (80, 2580640), (100, 2064512), (127, 1625600), (128, 1612900), (160, 1290320), (200, 1032256), (254, 812800), (256, 806450), (320, 645160), (400, 516128), (508, 406400), (512, 403225), (635, 325120), (640, 322580), (800, 258064), (1016, 203200), (1270, 162560), (1280, 161290), (1600, 129032), (2032, 101600), (2540, 81280), (2560, 80645), (3175, 65024), (3200, 64516), (4064, 50800), (5080, 40640), (6350, 32512), (6400, 32258), (8128, 25400), (10160, 20320), (12700, 16256), (12800, 16129)]