77965745

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 37865551

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 121, 143, 253, 299, 431, 605, 715, 1265, 1495, 1573, 2155, 2783, 3289, 4741, 5603, 7865, 9913, 13915, 16445, 23705, 28015, 36179, 49565, 52151, 61633, 109043, 128869, 180895, 260755, 308165, 545215, 644345, 677963, 1199473, 1417559, 3389815, 5997365, 7087795, 15593149, 77965745]

約数ペア:

[(1, 77965745), (5, 15593149), (11, 7087795), (13, 5997365), (23, 3389815), (55, 1417559), (65, 1199473), (115, 677963), (121, 644345), (143, 545215), (253, 308165), (299, 260755), (431, 180895), (605, 128869), (715, 109043), (1265, 61633), (1495, 52151), (1573, 49565), (2155, 36179), (2783, 28015), (3289, 23705), (4741, 16445), (5603, 13915), (7865, 9913)]