25851320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1433}}^1$

素因数の和:1496

約数の個数: 64

約数和(自身を含む): 65046240

約数和(自身を除く): 39194920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1433, 1640, 1804, 2255, 2866, 3608, 4510, 5732, 7165, 9020, 11464, 14330, 15763, 18040, 28660, 31526, 57320, 58753, 63052, 78815, 117506, 126104, 157630, 235012, 293765, 315260, 470024, 587530, 630520, 646283, 1175060, 1292566, 2350120, 2585132, 3231415, 5170264, 6462830, 12925660, 25851320]

約数ペア:

[(1, 25851320), (2, 12925660), (4, 6462830), (5, 5170264), (8, 3231415), (10, 2585132), (11, 2350120), (20, 1292566), (22, 1175060), (40, 646283), (41, 630520), (44, 587530), (55, 470024), (82, 315260), (88, 293765), (110, 235012), (164, 157630), (205, 126104), (220, 117506), (328, 78815), (410, 63052), (440, 58753), (451, 57320), (820, 31526), (902, 28660), (1433, 18040), (1640, 15763), (1804, 14330), (2255, 11464), (2866, 9020), (3608, 7165), (4510, 5732)]