51139980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{284111}}^1$

素因数の和:284126

約数の個数: 36

約数和(自身を含む): 155125152

約数和(自身を除く): 103985172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 284111, 568222, 852333, 1136444, 1420555, 1704666, 2556999, 2841110, 3409332, 4261665, 5113998, 5682220, 8523330, 10227996, 12784995, 17046660, 25569990, 51139980]

約数ペア:

[(1, 51139980), (2, 25569990), (3, 17046660), (4, 12784995), (5, 10227996), (6, 8523330), (9, 5682220), (10, 5113998), (12, 4261665), (15, 3409332), (18, 2841110), (20, 2556999), (30, 1704666), (36, 1420555), (45, 1136444), (60, 852333), (90, 568222), (180, 284111)]