111212140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{2531}}^1$

素因数の和:2579

約数の個数: 48

約数和(自身を含む): 253098720

約数和(自身を除く): 141886580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2197, 2531, 3380, 4394, 5062, 8788, 10124, 10985, 12655, 21970, 25310, 32903, 43940, 50620, 65806, 131612, 164515, 329030, 427739, 658060, 855478, 1710956, 2138695, 4277390, 5560607, 8554780, 11121214, 22242428, 27803035, 55606070, 111212140]

約数ペア:

[(1, 111212140), (2, 55606070), (4, 27803035), (5, 22242428), (10, 11121214), (13, 8554780), (20, 5560607), (26, 4277390), (52, 2138695), (65, 1710956), (130, 855478), (169, 658060), (260, 427739), (338, 329030), (676, 164515), (845, 131612), (1690, 65806), (2197, 50620), (2531, 43940), (3380, 32903), (4394, 25310), (5062, 21970), (8788, 12655), (10124, 10985)]