80125421

素因数分解:

${\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 84576768

約数和(自身を除く): 4451347

約数列:

[1, 31, 101, 157, 163, 3131, 4867, 5053, 15857, 16463, 25591, 491567, 510353, 793321, 2584691, 80125421]

約数ペア:

[(1, 80125421), (31, 2584691), (101, 793321), (157, 510353), (163, 491567), (3131, 25591), (4867, 16463), (5053, 15857)]