80302185

素因数分解:

$3^4\times 5^1\times {\mathrm{198277}}^1$

素因数の和:198294

約数の個数: 20

約数和(自身を含む): 143949828

約数和(自身を除く): 63647643

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 198277, 594831, 991385, 1784493, 2974155, 5353479, 8922465, 16060437, 26767395, 80302185]

約数ペア:

[(1, 80302185), (3, 26767395), (5, 16060437), (9, 8922465), (15, 5353479), (27, 2974155), (45, 1784493), (81, 991385), (135, 594831), (405, 198277)]