89272620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{495959}}^1$

素因数の和:495974

約数の個数: 36

約数和(自身を含む): 270794160

約数和(自身を除く): 181521540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 495959, 991918, 1487877, 1983836, 2479795, 2975754, 4463631, 4959590, 5951508, 7439385, 8927262, 9919180, 14878770, 17854524, 22318155, 29757540, 44636310, 89272620]

約数ペア:

[(1, 89272620), (2, 44636310), (3, 29757540), (4, 22318155), (5, 17854524), (6, 14878770), (9, 9919180), (10, 8927262), (12, 7439385), (15, 5951508), (18, 4959590), (20, 4463631), (30, 2975754), (36, 2479795), (45, 1983836), (60, 1487877), (90, 991918), (180, 495959)]