68781745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{10243}}^1$

素因数の和:10344

約数の個数: 16

約数和(自身を含む): 88508160

約数和(自身を除く): 19726415

約数列:

[1, 5, 17, 79, 85, 395, 1343, 6715, 10243, 51215, 174131, 809197, 870655, 4045985, 13756349, 68781745]

約数ペア:

[(1, 68781745), (5, 13756349), (17, 4045985), (79, 870655), (85, 809197), (395, 174131), (1343, 51215), (6715, 10243)]