90497225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39779}}^1$

素因数の和:39809

約数の個数: 24

約数和(自身を含む): 138116160

約数和(自身を除く): 47618935

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 39779, 198895, 278453, 517127, 994475, 1392265, 2585635, 3619889, 6961325, 12928175, 18099445, 90497225]

約数ペア:

[(1, 90497225), (5, 18099445), (7, 12928175), (13, 6961325), (25, 3619889), (35, 2585635), (65, 1392265), (91, 994475), (175, 517127), (325, 278453), (455, 198895), (2275, 39779)]