81245545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{5393}}^1$

素因数の和:5552

約数の個数: 16

約数和(自身を含む): 102529152

約数和(自身を除く): 21283607

約数列:

[1, 5, 23, 115, 131, 655, 3013, 5393, 15065, 26965, 124039, 620195, 706483, 3532415, 16249109, 81245545]

約数ペア:

[(1, 81245545), (5, 16249109), (23, 3532415), (115, 706483), (131, 620195), (655, 124039), (3013, 26965), (5393, 15065)]