87044440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1061}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 224804160

約数和(自身を除く): 137759720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 1061, 1172, 1465, 2051, 2122, 2344, 2930, 4102, 4244, 5305, 5860, 7427, 8204, 8488, 10255, 10610, 11720, 14854, 16408, 20510, 21220, 29708, 37135, 41020, 42440, 59416, 74270, 82040, 148540, 297080, 310873, 621746, 1243492, 1554365, 2176111, 2486984, 3108730, 4352222, 6217460, 8704444, 10880555, 12434920, 17408888, 21761110, 43522220, 87044440]

約数ペア:

[(1, 87044440), (2, 43522220), (4, 21761110), (5, 17408888), (7, 12434920), (8, 10880555), (10, 8704444), (14, 6217460), (20, 4352222), (28, 3108730), (35, 2486984), (40, 2176111), (56, 1554365), (70, 1243492), (140, 621746), (280, 310873), (293, 297080), (586, 148540), (1061, 82040), (1172, 74270), (1465, 59416), (2051, 42440), (2122, 41020), (2344, 37135), (2930, 29708), (4102, 21220), (4244, 20510), (5305, 16408), (5860, 14854), (7427, 11720), (8204, 10610), (8488, 10255)]