66628575

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2531}}^1$

素因数の和:2566

約数の個数: 60

約数和(自身を含む): 132965448

約数和(自身を除く): 66336873

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1755, 2025, 2531, 2925, 5265, 7593, 8775, 12655, 22779, 26325, 32903, 37965, 63275, 68337, 98709, 113895, 164515, 189825, 205011, 296127, 341685, 493545, 569475, 822575, 888381, 1025055, 1480635, 1708425, 2467725, 2665143, 4441905, 5125275, 7403175, 13325715, 22209525, 66628575]

約数ペア:

[(1, 66628575), (3, 22209525), (5, 13325715), (9, 7403175), (13, 5125275), (15, 4441905), (25, 2665143), (27, 2467725), (39, 1708425), (45, 1480635), (65, 1025055), (75, 888381), (81, 822575), (117, 569475), (135, 493545), (195, 341685), (225, 296127), (325, 205011), (351, 189825), (405, 164515), (585, 113895), (675, 98709), (975, 68337), (1053, 63275), (1755, 37965), (2025, 32903), (2531, 26325), (2925, 22779), (5265, 12655), (7593, 8775)]