28932700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 54

約数和(自身を含む): 64612184

約数和(自身を除く): 35679484

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 103, 106, 206, 212, 265, 412, 515, 530, 1030, 1060, 1325, 2060, 2575, 2650, 2809, 5150, 5300, 5459, 5618, 10300, 10918, 11236, 14045, 21836, 27295, 28090, 54590, 56180, 70225, 109180, 136475, 140450, 272950, 280900, 289327, 545900, 578654, 1157308, 1446635, 2893270, 5786540, 7233175, 14466350, 28932700]

約数ペア:

[(1, 28932700), (2, 14466350), (4, 7233175), (5, 5786540), (10, 2893270), (20, 1446635), (25, 1157308), (50, 578654), (53, 545900), (100, 289327), (103, 280900), (106, 272950), (206, 140450), (212, 136475), (265, 109180), (412, 70225), (515, 56180), (530, 54590), (1030, 28090), (1060, 27295), (1325, 21836), (2060, 14045), (2575, 11236), (2650, 10918), (2809, 10300), (5150, 5618), (5300, 5459)]