71765230

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{11161}}^1$

素因数の和:11811

約数の個数: 16

約数和(自身を含む): 129389904

約数和(自身を除く): 57624674

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 11161, 22322, 55805, 111610, 7176523, 14353046, 35882615, 71765230]

約数ペア:

[(1, 71765230), (2, 35882615), (5, 14353046), (10, 7176523), (643, 111610), (1286, 55805), (3215, 22322), (6430, 11161)]