66461075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 87704208

約数和(自身を除く): 21243133

約数列:

[1, 5, 17, 25, 85, 353, 425, 443, 1765, 2215, 6001, 7531, 8825, 11075, 30005, 37655, 150025, 156379, 188275, 781895, 2658443, 3909475, 13292215, 66461075]

約数ペア:

[(1, 66461075), (5, 13292215), (17, 3909475), (25, 2658443), (85, 781895), (353, 188275), (425, 156379), (443, 150025), (1765, 37655), (2215, 30005), (6001, 11075), (7531, 8825)]