9959875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 13590720

約数和(自身を除く): 3630845

約数列:

[1, 5, 17, 25, 43, 85, 109, 125, 215, 425, 545, 731, 1075, 1853, 2125, 2725, 3655, 4687, 5375, 9265, 13625, 18275, 23435, 46325, 79679, 91375, 117175, 231625, 398395, 585875, 1991975, 9959875]

約数ペア:

[(1, 9959875), (5, 1991975), (17, 585875), (25, 398395), (43, 231625), (85, 117175), (109, 91375), (125, 79679), (215, 46325), (425, 23435), (545, 18275), (731, 13625), (1075, 9265), (1853, 5375), (2125, 4687), (2725, 3655)]