25719810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 70917120

約数和(自身を除く): 45197310

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 37, 47, 51, 58, 74, 85, 87, 94, 102, 111, 141, 145, 170, 174, 185, 222, 235, 255, 282, 290, 370, 435, 470, 493, 510, 555, 629, 705, 799, 870, 986, 1073, 1110, 1258, 1363, 1410, 1479, 1598, 1739, 1887, 2146, 2397, 2465, 2726, 2958, 3145, 3219, 3478, 3774, 3995, 4089, 4794, 4930, 5217, 5365, 6290, 6438, 6815, 7395, 7990, 8178, 8695, 9435, 10434, 10730, 11985, 13630, 14790, 16095, 17390, 18241, 18870, 20445, 23171, 23970, 26085, 29563, 32190, 36482, 40890, 46342, 50431, 52170, 54723, 59126, 69513, 88689, 91205, 100862, 109446, 115855, 139026, 147815, 151293, 177378, 182410, 231710, 252155, 273615, 295630, 302586, 347565, 443445, 504310, 547230, 695130, 756465, 857327, 886890, 1512930, 1714654, 2571981, 4286635, 5143962, 8573270, 12859905, 25719810]

約数ペア:

[(1, 25719810), (2, 12859905), (3, 8573270), (5, 5143962), (6, 4286635), (10, 2571981), (15, 1714654), (17, 1512930), (29, 886890), (30, 857327), (34, 756465), (37, 695130), (47, 547230), (51, 504310), (58, 443445), (74, 347565), (85, 302586), (87, 295630), (94, 273615), (102, 252155), (111, 231710), (141, 182410), (145, 177378), (170, 151293), (174, 147815), (185, 139026), (222, 115855), (235, 109446), (255, 100862), (282, 91205), (290, 88689), (370, 69513), (435, 59126), (470, 54723), (493, 52170), (510, 50431), (555, 46342), (629, 40890), (705, 36482), (799, 32190), (870, 29563), (986, 26085), (1073, 23970), (1110, 23171), (1258, 20445), (1363, 18870), (1410, 18241), (1479, 17390), (1598, 16095), (1739, 14790), (1887, 13630), (2146, 11985), (2397, 10730), (2465, 10434), (2726, 9435), (2958, 8695), (3145, 8178), (3219, 7990), (3478, 7395), (3774, 6815), (3995, 6438), (4089, 6290), (4794, 5365), (4930, 5217)]