81098740

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{5273}}^1$

素因数の和:6051

約数の個数: 24

約数和(自身を含む): 170561160

約数和(自身を除く): 89462420

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 5273, 7690, 10546, 15380, 21092, 26365, 52730, 105460, 4054937, 8109874, 16219748, 20274685, 40549370, 81098740]

約数ペア:

[(1, 81098740), (2, 40549370), (4, 20274685), (5, 16219748), (10, 8109874), (20, 4054937), (769, 105460), (1538, 52730), (3076, 26365), (3845, 21092), (5273, 15380), (7690, 10546)]