26705000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 73453050

約数和(自身を除く): 46748050

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 109, 125, 140, 175, 196, 200, 218, 245, 250, 280, 350, 392, 436, 490, 500, 545, 625, 700, 763, 872, 875, 980, 1000, 1090, 1225, 1250, 1400, 1526, 1750, 1960, 2180, 2450, 2500, 2725, 3052, 3500, 3815, 4360, 4375, 4900, 5000, 5341, 5450, 6104, 6125, 7000, 7630, 8750, 9800, 10682, 10900, 12250, 13625, 15260, 17500, 19075, 21364, 21800, 24500, 26705, 27250, 30520, 30625, 35000, 38150, 42728, 49000, 53410, 54500, 61250, 68125, 76300, 95375, 106820, 109000, 122500, 133525, 136250, 152600, 190750, 213640, 245000, 267050, 272500, 381500, 476875, 534100, 545000, 667625, 763000, 953750, 1068200, 1335250, 1907500, 2670500, 3338125, 3815000, 5341000, 6676250, 13352500, 26705000]

約数ペア:

[(1, 26705000), (2, 13352500), (4, 6676250), (5, 5341000), (7, 3815000), (8, 3338125), (10, 2670500), (14, 1907500), (20, 1335250), (25, 1068200), (28, 953750), (35, 763000), (40, 667625), (49, 545000), (50, 534100), (56, 476875), (70, 381500), (98, 272500), (100, 267050), (109, 245000), (125, 213640), (140, 190750), (175, 152600), (196, 136250), (200, 133525), (218, 122500), (245, 109000), (250, 106820), (280, 95375), (350, 76300), (392, 68125), (436, 61250), (490, 54500), (500, 53410), (545, 49000), (625, 42728), (700, 38150), (763, 35000), (872, 30625), (875, 30520), (980, 27250), (1000, 26705), (1090, 24500), (1225, 21800), (1250, 21364), (1400, 19075), (1526, 17500), (1750, 15260), (1960, 13625), (2180, 12250), (2450, 10900), (2500, 10682), (2725, 9800), (3052, 8750), (3500, 7630), (3815, 7000), (4360, 6125), (4375, 6104), (4900, 5450), (5000, 5341)]