39856000

素因数分解:

$2^7\times 5^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 103109760

約数和(自身を除く): 63253760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 53, 64, 80, 94, 100, 106, 125, 128, 160, 188, 200, 212, 235, 250, 265, 320, 376, 400, 424, 470, 500, 530, 640, 752, 800, 848, 940, 1000, 1060, 1175, 1325, 1504, 1600, 1696, 1880, 2000, 2120, 2350, 2491, 2650, 3008, 3200, 3392, 3760, 4000, 4240, 4700, 4982, 5300, 5875, 6016, 6625, 6784, 7520, 8000, 8480, 9400, 9964, 10600, 11750, 12455, 13250, 15040, 16000, 16960, 18800, 19928, 21200, 23500, 24910, 26500, 30080, 33920, 37600, 39856, 42400, 47000, 49820, 53000, 62275, 75200, 79712, 84800, 94000, 99640, 106000, 124550, 150400, 159424, 169600, 188000, 199280, 212000, 249100, 311375, 318848, 376000, 398560, 424000, 498200, 622750, 752000, 797120, 848000, 996400, 1245500, 1594240, 1992800, 2491000, 3985600, 4982000, 7971200, 9964000, 19928000, 39856000]

約数ペア:

[(1, 39856000), (2, 19928000), (4, 9964000), (5, 7971200), (8, 4982000), (10, 3985600), (16, 2491000), (20, 1992800), (25, 1594240), (32, 1245500), (40, 996400), (47, 848000), (50, 797120), (53, 752000), (64, 622750), (80, 498200), (94, 424000), (100, 398560), (106, 376000), (125, 318848), (128, 311375), (160, 249100), (188, 212000), (200, 199280), (212, 188000), (235, 169600), (250, 159424), (265, 150400), (320, 124550), (376, 106000), (400, 99640), (424, 94000), (470, 84800), (500, 79712), (530, 75200), (640, 62275), (752, 53000), (800, 49820), (848, 47000), (940, 42400), (1000, 39856), (1060, 37600), (1175, 33920), (1325, 30080), (1504, 26500), (1600, 24910), (1696, 23500), (1880, 21200), (2000, 19928), (2120, 18800), (2350, 16960), (2491, 16000), (2650, 15040), (3008, 13250), (3200, 12455), (3392, 11750), (3760, 10600), (4000, 9964), (4240, 9400), (4700, 8480), (4982, 8000), (5300, 7520), (5875, 6784), (6016, 6625)]