64446400

素因数分解:

$2^6\times 5^2\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:926

約数の個数: 84

約数和(自身を含む): 162141408

約数和(自身を除く): 97695008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 160, 188, 200, 235, 320, 376, 400, 470, 752, 800, 857, 940, 1175, 1504, 1600, 1714, 1880, 2350, 3008, 3428, 3760, 4285, 4700, 6856, 7520, 8570, 9400, 13712, 15040, 17140, 18800, 21425, 27424, 34280, 37600, 40279, 42850, 54848, 68560, 75200, 80558, 85700, 137120, 161116, 171400, 201395, 274240, 322232, 342800, 402790, 644464, 685600, 805580, 1006975, 1288928, 1371200, 1611160, 2013950, 2577856, 3222320, 4027900, 6444640, 8055800, 12889280, 16111600, 32223200, 64446400]

約数ペア:

[(1, 64446400), (2, 32223200), (4, 16111600), (5, 12889280), (8, 8055800), (10, 6444640), (16, 4027900), (20, 3222320), (25, 2577856), (32, 2013950), (40, 1611160), (47, 1371200), (50, 1288928), (64, 1006975), (80, 805580), (94, 685600), (100, 644464), (160, 402790), (188, 342800), (200, 322232), (235, 274240), (320, 201395), (376, 171400), (400, 161116), (470, 137120), (752, 85700), (800, 80558), (857, 75200), (940, 68560), (1175, 54848), (1504, 42850), (1600, 40279), (1714, 37600), (1880, 34280), (2350, 27424), (3008, 21425), (3428, 18800), (3760, 17140), (4285, 15040), (4700, 13712), (6856, 9400), (7520, 8570)]