80139388

素因数分解:

$2^2\times 7^1\times {\mathrm{761}}^1\times {\mathrm{3761}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 160532064

約数和(自身を除く): 80392676

約数列:

[1, 2, 4, 7, 14, 28, 761, 1522, 3044, 3761, 5327, 7522, 10654, 15044, 21308, 26327, 52654, 105308, 2862121, 5724242, 11448484, 20034847, 40069694, 80139388]

約数ペア:

[(1, 80139388), (2, 40069694), (4, 20034847), (7, 11448484), (14, 5724242), (28, 2862121), (761, 105308), (1522, 52654), (3044, 26327), (3761, 21308), (5327, 15044), (7522, 10654)]