80382860

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{14303}}^1$

素因数の和:14593

約数の個数: 24

約数和(自身を含む): 169416576

約数和(自身を除く): 89033716

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 14303, 28606, 57212, 71515, 143030, 286060, 4019143, 8038286, 16076572, 20095715, 40191430, 80382860]

約数ペア:

[(1, 80382860), (2, 40191430), (4, 20095715), (5, 16076572), (10, 8038286), (20, 4019143), (281, 286060), (562, 143030), (1124, 71515), (1405, 57212), (2810, 28606), (5620, 14303)]