127148945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 202051584

約数和(自身を除く): 74902639

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 83, 115, 161, 173, 253, 385, 415, 581, 805, 865, 913, 1211, 1265, 1771, 1903, 1909, 2905, 3979, 4565, 6055, 6391, 8855, 9515, 9545, 13321, 13363, 14359, 19895, 20999, 27853, 31955, 43769, 66605, 66815, 71795, 100513, 104995, 139265, 146993, 157949, 218845, 306383, 330257, 502565, 734965, 789745, 1105643, 1531915, 1651285, 2311799, 3632827, 5528215, 11558995, 18164135, 25429789, 127148945]

約数ペア:

[(1, 127148945), (5, 25429789), (7, 18164135), (11, 11558995), (23, 5528215), (35, 3632827), (55, 2311799), (77, 1651285), (83, 1531915), (115, 1105643), (161, 789745), (173, 734965), (253, 502565), (385, 330257), (415, 306383), (581, 218845), (805, 157949), (865, 146993), (913, 139265), (1211, 104995), (1265, 100513), (1771, 71795), (1903, 66815), (1909, 66605), (2905, 43769), (3979, 31955), (4565, 27853), (6055, 20999), (6391, 19895), (8855, 14359), (9515, 13363), (9545, 13321)]