71736740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{45403}}^1$

素因数の和:45491

約数の個数: 24

約数和(自身を含む): 152557440

約数和(自身を除く): 80820700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 45403, 90806, 181612, 227015, 454030, 908060, 3586837, 7173674, 14347348, 17934185, 35868370, 71736740]

約数ペア:

[(1, 71736740), (2, 35868370), (4, 17934185), (5, 14347348), (10, 7173674), (20, 3586837), (79, 908060), (158, 454030), (316, 227015), (395, 181612), (790, 90806), (1580, 45403)]