68884025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20753

約数の個数: 24

約数和(自身を含む): 102761280

約数和(自身を除く): 33877255

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 20717, 103585, 145019, 393623, 517925, 725095, 1968115, 2755361, 3625475, 9840575, 13776805, 68884025]

約数ペア:

[(1, 68884025), (5, 13776805), (7, 9840575), (19, 3625475), (25, 2755361), (35, 1968115), (95, 725095), (133, 517925), (175, 393623), (475, 145019), (665, 103585), (3325, 20717)]