55009980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{305611}}^1$

素因数の和:305626

約数の個数: 36

約数和(自身を含む): 166864152

約数和(自身を除く): 111854172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 305611, 611222, 916833, 1222444, 1528055, 1833666, 2750499, 3056110, 3667332, 4584165, 5500998, 6112220, 9168330, 11001996, 13752495, 18336660, 27504990, 55009980]

約数ペア:

[(1, 55009980), (2, 27504990), (3, 18336660), (4, 13752495), (5, 11001996), (6, 9168330), (9, 6112220), (10, 5500998), (12, 4584165), (15, 3667332), (18, 3056110), (20, 2750499), (30, 1833666), (36, 1528055), (45, 1222444), (60, 916833), (90, 611222), (180, 305611)]