25885320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2102

約数の個数: 64

約数和(自身を含む): 78408000

約数和(自身を除く): 52522680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1979, 2180, 2616, 3270, 3958, 4360, 5937, 6540, 7916, 9895, 11874, 13080, 15832, 19790, 23748, 29685, 39580, 47496, 59370, 79160, 118740, 215711, 237480, 431422, 647133, 862844, 1078555, 1294266, 1725688, 2157110, 2588532, 3235665, 4314220, 5177064, 6471330, 8628440, 12942660, 25885320]

約数ペア:

[(1, 25885320), (2, 12942660), (3, 8628440), (4, 6471330), (5, 5177064), (6, 4314220), (8, 3235665), (10, 2588532), (12, 2157110), (15, 1725688), (20, 1294266), (24, 1078555), (30, 862844), (40, 647133), (60, 431422), (109, 237480), (120, 215711), (218, 118740), (327, 79160), (436, 59370), (545, 47496), (654, 39580), (872, 29685), (1090, 23748), (1308, 19790), (1635, 15832), (1979, 13080), (2180, 11874), (2616, 9895), (3270, 7916), (3958, 6540), (4360, 5937)]