81787085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{1601}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 104155632

約数和(自身を除く): 22368547

約数列:

[1, 5, 17, 85, 601, 1601, 3005, 8005, 10217, 27217, 51085, 136085, 962201, 4811005, 16357417, 81787085]

約数ペア:

[(1, 81787085), (5, 16357417), (17, 4811005), (85, 962201), (601, 136085), (1601, 51085), (3005, 27217), (8005, 10217)]