78840205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{7703}}^1$

素因数の和:7820

約数の個数: 16

約数和(自身を含む): 99843840

約数和(自身を除く): 21003635

約数列:

[1, 5, 23, 89, 115, 445, 2047, 7703, 10235, 38515, 177169, 685567, 885845, 3427835, 15768041, 78840205]

約数ペア:

[(1, 78840205), (5, 15768041), (23, 3427835), (89, 885845), (115, 685567), (445, 177169), (2047, 38515), (7703, 10235)]