89781995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{2237}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 112795200

約数和(自身を除く): 23013205

約数列:

[1, 5, 23, 115, 349, 1745, 2237, 8027, 11185, 40135, 51451, 257255, 780713, 3903565, 17956399, 89781995]

約数ペア:

[(1, 89781995), (5, 17956399), (23, 3903565), (115, 780713), (349, 257255), (1745, 51451), (2237, 40135), (8027, 11185)]