28611700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1693}}^1$

素因数の和:1733

約数の個数: 54

約数和(自身を含む): 67270434

約数和(自身を除く): 38658734

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 1693, 3380, 3386, 4225, 6772, 8450, 8465, 16900, 16930, 22009, 33860, 42325, 44018, 84650, 88036, 110045, 169300, 220090, 286117, 440180, 550225, 572234, 1100450, 1144468, 1430585, 2200900, 2861170, 5722340, 7152925, 14305850, 28611700]

約数ペア:

[(1, 28611700), (2, 14305850), (4, 7152925), (5, 5722340), (10, 2861170), (13, 2200900), (20, 1430585), (25, 1144468), (26, 1100450), (50, 572234), (52, 550225), (65, 440180), (100, 286117), (130, 220090), (169, 169300), (260, 110045), (325, 88036), (338, 84650), (650, 44018), (676, 42325), (845, 33860), (1300, 22009), (1690, 16930), (1693, 16900), (3380, 8465), (3386, 8450), (4225, 6772)]