25628960

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{467}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 70761600

約数和(自身を除く): 45132640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 467, 490, 560, 686, 784, 934, 980, 1120, 1372, 1568, 1715, 1868, 1960, 2335, 2744, 3269, 3430, 3736, 3920, 4670, 5488, 6538, 6860, 7472, 7840, 9340, 10976, 13076, 13720, 14944, 16345, 18680, 22883, 26152, 27440, 32690, 37360, 45766, 52304, 54880, 65380, 74720, 91532, 104608, 114415, 130760, 160181, 183064, 228830, 261520, 320362, 366128, 457660, 523040, 640724, 732256, 800905, 915320, 1281448, 1601810, 1830640, 2562896, 3203620, 3661280, 5125792, 6407240, 12814480, 25628960]

約数ペア:

[(1, 25628960), (2, 12814480), (4, 6407240), (5, 5125792), (7, 3661280), (8, 3203620), (10, 2562896), (14, 1830640), (16, 1601810), (20, 1281448), (28, 915320), (32, 800905), (35, 732256), (40, 640724), (49, 523040), (56, 457660), (70, 366128), (80, 320362), (98, 261520), (112, 228830), (140, 183064), (160, 160181), (196, 130760), (224, 114415), (245, 104608), (280, 91532), (343, 74720), (392, 65380), (467, 54880), (490, 52304), (560, 45766), (686, 37360), (784, 32690), (934, 27440), (980, 26152), (1120, 22883), (1372, 18680), (1568, 16345), (1715, 14944), (1868, 13720), (1960, 13076), (2335, 10976), (2744, 9340), (3269, 7840), (3430, 7472), (3736, 6860), (3920, 6538), (4670, 5488)]