81453110

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{23339}}^1$

素因数の和:23695

約数の個数: 16

約数和(自身を含む): 147042000

約数和(自身を除く): 65588890

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 23339, 46678, 116695, 233390, 8145311, 16290622, 40726555, 81453110]

約数ペア:

[(1, 81453110), (2, 40726555), (5, 16290622), (10, 8145311), (349, 233390), (698, 116695), (1745, 46678), (3490, 23339)]