25307865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 26583975

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 41, 43, 45, 55, 87, 99, 123, 129, 145, 165, 205, 215, 261, 319, 369, 387, 435, 451, 473, 495, 615, 645, 957, 1189, 1247, 1305, 1353, 1419, 1595, 1763, 1845, 1935, 2255, 2365, 2871, 3567, 3741, 4059, 4257, 4785, 5289, 5945, 6235, 6765, 7095, 8815, 10701, 11223, 13079, 13717, 14355, 15867, 17835, 18705, 19393, 20295, 21285, 26445, 39237, 41151, 51127, 53505, 56115, 58179, 65395, 68585, 79335, 96965, 117711, 123453, 153381, 174537, 196185, 205755, 255635, 290895, 460143, 562397, 588555, 617265, 766905, 872685, 1687191, 2300715, 2811985, 5061573, 8435955, 25307865]

約数ペア:

[(1, 25307865), (3, 8435955), (5, 5061573), (9, 2811985), (11, 2300715), (15, 1687191), (29, 872685), (33, 766905), (41, 617265), (43, 588555), (45, 562397), (55, 460143), (87, 290895), (99, 255635), (123, 205755), (129, 196185), (145, 174537), (165, 153381), (205, 123453), (215, 117711), (261, 96965), (319, 79335), (369, 68585), (387, 65395), (435, 58179), (451, 56115), (473, 53505), (495, 51127), (615, 41151), (645, 39237), (957, 26445), (1189, 21285), (1247, 20295), (1305, 19393), (1353, 18705), (1419, 17835), (1595, 15867), (1763, 14355), (1845, 13717), (1935, 13079), (2255, 11223), (2365, 10701), (2871, 8815), (3567, 7095), (3741, 6765), (4059, 6235), (4257, 5945), (4785, 5289)]