51806925

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 102850560

約数和(自身を除く): 51043635

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 47, 69, 71, 75, 115, 135, 141, 207, 213, 225, 235, 345, 355, 423, 575, 621, 639, 675, 705, 1035, 1065, 1081, 1175, 1269, 1633, 1725, 1775, 1917, 2115, 3105, 3195, 3243, 3337, 3525, 4899, 5175, 5325, 5405, 6345, 8165, 9585, 9729, 10011, 10575, 14697, 15525, 15975, 16215, 16685, 24495, 27025, 29187, 30033, 31725, 40825, 44091, 47925, 48645, 50055, 73485, 76751, 81075, 83425, 90099, 122475, 145935, 150165, 220455, 230253, 243225, 250275, 367425, 383755, 450495, 690759, 729675, 750825, 1102275, 1151265, 1918775, 2072277, 2252475, 3453795, 5756325, 10361385, 17268975, 51806925]

約数ペア:

[(1, 51806925), (3, 17268975), (5, 10361385), (9, 5756325), (15, 3453795), (23, 2252475), (25, 2072277), (27, 1918775), (45, 1151265), (47, 1102275), (69, 750825), (71, 729675), (75, 690759), (115, 450495), (135, 383755), (141, 367425), (207, 250275), (213, 243225), (225, 230253), (235, 220455), (345, 150165), (355, 145935), (423, 122475), (575, 90099), (621, 83425), (639, 81075), (675, 76751), (705, 73485), (1035, 50055), (1065, 48645), (1081, 47925), (1175, 44091), (1269, 40825), (1633, 31725), (1725, 30033), (1775, 29187), (1917, 27025), (2115, 24495), (3105, 16685), (3195, 16215), (3243, 15975), (3337, 15525), (3525, 14697), (4899, 10575), (5175, 10011), (5325, 9729), (5405, 9585), (6345, 8165)]