81204605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{3697}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 102242304

約数和(自身を除く): 21037699

約数列:

[1, 5, 23, 115, 191, 955, 3697, 4393, 18485, 21965, 85031, 425155, 706127, 3530635, 16240921, 81204605]

約数ペア:

[(1, 81204605), (5, 16240921), (23, 3530635), (115, 706127), (191, 425155), (955, 85031), (3697, 21965), (4393, 18485)]