5451985

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:71

約数の個数: 48

約数和(自身を含む): 8841600

約数和(自身を除く): 3389615

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 289, 343, 385, 539, 595, 833, 935, 1309, 1445, 1715, 2023, 2695, 3179, 3773, 4165, 5831, 6545, 9163, 10115, 14161, 15895, 18865, 22253, 29155, 45815, 64141, 70805, 99127, 111265, 155771, 320705, 495635, 778855, 1090397, 5451985]

約数ペア:

[(1, 5451985), (5, 1090397), (7, 778855), (11, 495635), (17, 320705), (35, 155771), (49, 111265), (55, 99127), (77, 70805), (85, 64141), (119, 45815), (187, 29155), (245, 22253), (289, 18865), (343, 15895), (385, 14161), (539, 10115), (595, 9163), (833, 6545), (935, 5831), (1309, 4165), (1445, 3773), (1715, 3179), (2023, 2695)]