51805545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 102041856

約数和(自身を除く): 50236311

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 73, 85, 115, 121, 165, 187, 219, 253, 255, 345, 363, 365, 391, 561, 605, 759, 803, 935, 1095, 1173, 1241, 1265, 1679, 1815, 1955, 2057, 2409, 2783, 2805, 3723, 3795, 4015, 4301, 5037, 5865, 6171, 6205, 8349, 8395, 8833, 10285, 12045, 12903, 13651, 13915, 18469, 18615, 21505, 25185, 26499, 28543, 30855, 40953, 41745, 44165, 47311, 55407, 64515, 68255, 85629, 92345, 132495, 141933, 142715, 150161, 203159, 204765, 236555, 277035, 313973, 428145, 450483, 609477, 709665, 750805, 941919, 1015795, 1569865, 2252415, 3047385, 3453703, 4709595, 10361109, 17268515, 51805545]

約数ペア:

[(1, 51805545), (3, 17268515), (5, 10361109), (11, 4709595), (15, 3453703), (17, 3047385), (23, 2252415), (33, 1569865), (51, 1015795), (55, 941919), (69, 750805), (73, 709665), (85, 609477), (115, 450483), (121, 428145), (165, 313973), (187, 277035), (219, 236555), (253, 204765), (255, 203159), (345, 150161), (363, 142715), (365, 141933), (391, 132495), (561, 92345), (605, 85629), (759, 68255), (803, 64515), (935, 55407), (1095, 47311), (1173, 44165), (1241, 41745), (1265, 40953), (1679, 30855), (1815, 28543), (1955, 26499), (2057, 25185), (2409, 21505), (2783, 18615), (2805, 18469), (3723, 13915), (3795, 13651), (4015, 12903), (4301, 12045), (5037, 10285), (5865, 8833), (6171, 8395), (6205, 8349)]