80391388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{261011}}^1$

素因数の和:261033

約数の個数: 24

約数和(自身を含む): 175400064

約数和(自身を除く): 95008676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 261011, 522022, 1044044, 1827077, 2871121, 3654154, 5742242, 7308308, 11484484, 20097847, 40195694, 80391388]

約数ペア:

[(1, 80391388), (2, 40195694), (4, 20097847), (7, 11484484), (11, 7308308), (14, 5742242), (22, 3654154), (28, 2871121), (44, 1827077), (77, 1044044), (154, 522022), (308, 261011)]