13199900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 33227040

約数和(自身を除く): 20027140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 173, 175, 218, 346, 350, 436, 545, 692, 700, 763, 865, 1090, 1211, 1526, 1730, 2180, 2422, 2725, 3052, 3460, 3815, 4325, 4844, 5450, 6055, 7630, 8650, 10900, 12110, 15260, 17300, 18857, 19075, 24220, 30275, 37714, 38150, 60550, 75428, 76300, 94285, 121100, 131999, 188570, 263998, 377140, 471425, 527996, 659995, 942850, 1319990, 1885700, 2639980, 3299975, 6599950, 13199900]

約数ペア:

[(1, 13199900), (2, 6599950), (4, 3299975), (5, 2639980), (7, 1885700), (10, 1319990), (14, 942850), (20, 659995), (25, 527996), (28, 471425), (35, 377140), (50, 263998), (70, 188570), (100, 131999), (109, 121100), (140, 94285), (173, 76300), (175, 75428), (218, 60550), (346, 38150), (350, 37714), (436, 30275), (545, 24220), (692, 19075), (700, 18857), (763, 17300), (865, 15260), (1090, 12110), (1211, 10900), (1526, 8650), (1730, 7630), (2180, 6055), (2422, 5450), (2725, 4844), (3052, 4325), (3460, 3815)]