81271130

素因数分解:

$2^1\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{5147}}^1$

素因数の和:6733

約数の個数: 16

約数和(自身を含む): 146409120

約数和(自身を除く): 65137990

約数列:

[1, 2, 5, 10, 1579, 3158, 5147, 7895, 10294, 15790, 25735, 51470, 8127113, 16254226, 40635565, 81271130]

約数ペア:

[(1, 81271130), (2, 40635565), (5, 16254226), (10, 8127113), (1579, 51470), (3158, 25735), (5147, 15790), (7895, 10294)]