77284220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{297247}}^1$

素因数の和:297269

約数の個数: 24

約数和(自身を含む): 174781824

約数和(自身を除く): 97497604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 297247, 594494, 1188988, 1486235, 2972470, 3864211, 5944940, 7728422, 15456844, 19321055, 38642110, 77284220]

約数ペア:

[(1, 77284220), (2, 38642110), (4, 19321055), (5, 15456844), (10, 7728422), (13, 5944940), (20, 3864211), (26, 2972470), (52, 1486235), (65, 1188988), (130, 594494), (260, 297247)]