81503910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{905599}}^1$

素因数の和:905612

約数の個数: 24

約数和(自身を含む): 211910400

約数和(自身を除く): 130406490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 905599, 1811198, 2716797, 4527995, 5433594, 8150391, 9055990, 13583985, 16300782, 27167970, 40751955, 81503910]

約数ペア:

[(1, 81503910), (2, 40751955), (3, 27167970), (5, 16300782), (6, 13583985), (9, 9055990), (10, 8150391), (15, 5433594), (18, 4527995), (30, 2716797), (45, 1811198), (90, 905599)]