51657075

素因数分解:

$3^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 95946240

約数和(自身を除く): 44289165

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 135, 225, 309, 515, 675, 743, 927, 1545, 2229, 2575, 2781, 3715, 4635, 6687, 7725, 11145, 13905, 18575, 20061, 23175, 33435, 55725, 69525, 76529, 100305, 167175, 229587, 382645, 501525, 688761, 1147935, 1913225, 2066283, 3443805, 5739675, 10331415, 17219025, 51657075]

約数ペア:

[(1, 51657075), (3, 17219025), (5, 10331415), (9, 5739675), (15, 3443805), (25, 2066283), (27, 1913225), (45, 1147935), (75, 688761), (103, 501525), (135, 382645), (225, 229587), (309, 167175), (515, 100305), (675, 76529), (743, 69525), (927, 55725), (1545, 33435), (2229, 23175), (2575, 20061), (2781, 18575), (3715, 13905), (4635, 11145), (6687, 7725)]