267920000

素因数分解:

$2^7\times 5^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 160

約数和(自身を含む): 709788420

約数和(自身を除く): 441868420

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 197, 200, 250, 272, 320, 340, 394, 400, 425, 500, 544, 625, 640, 680, 788, 800, 850, 985, 1000, 1088, 1250, 1360, 1576, 1600, 1700, 1970, 2000, 2125, 2176, 2500, 2720, 3152, 3200, 3349, 3400, 3940, 4000, 4250, 4925, 5000, 5440, 6304, 6698, 6800, 7880, 8000, 8500, 9850, 10000, 10625, 10880, 12608, 13396, 13600, 15760, 16000, 16745, 17000, 19700, 20000, 21250, 24625, 25216, 26792, 27200, 31520, 33490, 34000, 39400, 40000, 42500, 49250, 53584, 54400, 63040, 66980, 68000, 78800, 80000, 83725, 85000, 98500, 107168, 123125, 126080, 133960, 136000, 157600, 167450, 170000, 197000, 214336, 246250, 267920, 272000, 315200, 334900, 340000, 394000, 418625, 428672, 492500, 535840, 630400, 669800, 680000, 788000, 837250, 985000, 1071680, 1339600, 1360000, 1576000, 1674500, 1970000, 2093125, 2143360, 2679200, 3152000, 3349000, 3940000, 4186250, 5358400, 6698000, 7880000, 8372500, 10716800, 13396000, 15760000, 16745000, 26792000, 33490000, 53584000, 66980000, 133960000, 267920000]

約数ペア:

[(1, 267920000), (2, 133960000), (4, 66980000), (5, 53584000), (8, 33490000), (10, 26792000), (16, 16745000), (17, 15760000), (20, 13396000), (25, 10716800), (32, 8372500), (34, 7880000), (40, 6698000), (50, 5358400), (64, 4186250), (68, 3940000), (80, 3349000), (85, 3152000), (100, 2679200), (125, 2143360), (128, 2093125), (136, 1970000), (160, 1674500), (170, 1576000), (197, 1360000), (200, 1339600), (250, 1071680), (272, 985000), (320, 837250), (340, 788000), (394, 680000), (400, 669800), (425, 630400), (500, 535840), (544, 492500), (625, 428672), (640, 418625), (680, 394000), (788, 340000), (800, 334900), (850, 315200), (985, 272000), (1000, 267920), (1088, 246250), (1250, 214336), (1360, 197000), (1576, 170000), (1600, 167450), (1700, 157600), (1970, 136000), (2000, 133960), (2125, 126080), (2176, 123125), (2500, 107168), (2720, 98500), (3152, 85000), (3200, 83725), (3349, 80000), (3400, 78800), (3940, 68000), (4000, 66980), (4250, 63040), (4925, 54400), (5000, 53584), (5440, 49250), (6304, 42500), (6698, 40000), (6800, 39400), (7880, 34000), (8000, 33490), (8500, 31520), (9850, 27200), (10000, 26792), (10625, 25216), (10880, 24625), (12608, 21250), (13396, 20000), (13600, 19700), (15760, 17000), (16000, 16745)]