27925520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 75852288

約数和(自身を除く): 47926768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1061, 1316, 1645, 1880, 2122, 2632, 3290, 3760, 4244, 5264, 5305, 6580, 7427, 8488, 10610, 13160, 14854, 16976, 21220, 26320, 29708, 37135, 42440, 49867, 59416, 74270, 84880, 99734, 118832, 148540, 199468, 249335, 297080, 349069, 398936, 498670, 594160, 698138, 797872, 997340, 1396276, 1745345, 1994680, 2792552, 3490690, 3989360, 5585104, 6981380, 13962760, 27925520]

約数ペア:

[(1, 27925520), (2, 13962760), (4, 6981380), (5, 5585104), (7, 3989360), (8, 3490690), (10, 2792552), (14, 1994680), (16, 1745345), (20, 1396276), (28, 997340), (35, 797872), (40, 698138), (47, 594160), (56, 498670), (70, 398936), (80, 349069), (94, 297080), (112, 249335), (140, 199468), (188, 148540), (235, 118832), (280, 99734), (329, 84880), (376, 74270), (470, 59416), (560, 49867), (658, 42440), (752, 37135), (940, 29708), (1061, 26320), (1316, 21220), (1645, 16976), (1880, 14854), (2122, 13160), (2632, 10610), (3290, 8488), (3760, 7427), (4244, 6580), (5264, 5305)]