200745945

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9719}}^1$

素因数の和:9756

約数の個数: 48

約数和(自身を含む): 382112640

約数和(自身を除く): 181366695

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4131, 6885, 9719, 20655, 29157, 48595, 87471, 145785, 165223, 262413, 437355, 495669, 787239, 826115, 1312065, 1487007, 2361717, 2478345, 3936195, 4461021, 7435035, 11808585, 13383063, 22305105, 40149189, 66915315, 200745945]

約数ペア:

[(1, 200745945), (3, 66915315), (5, 40149189), (9, 22305105), (15, 13383063), (17, 11808585), (27, 7435035), (45, 4461021), (51, 3936195), (81, 2478345), (85, 2361717), (135, 1487007), (153, 1312065), (243, 826115), (255, 787239), (405, 495669), (459, 437355), (765, 262413), (1215, 165223), (1377, 145785), (2295, 87471), (4131, 48595), (6885, 29157), (9719, 20655)]