89454040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{172027}}^1$

素因数の和:172051

約数の個数: 32

約数和(自身を含む): 216755280

約数和(自身を除く): 127301240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 172027, 344054, 688108, 860135, 1376216, 1720270, 2236351, 3440540, 4472702, 6881080, 8945404, 11181755, 17890808, 22363510, 44727020, 89454040]

約数ペア:

[(1, 89454040), (2, 44727020), (4, 22363510), (5, 17890808), (8, 11181755), (10, 8945404), (13, 6881080), (20, 4472702), (26, 3440540), (40, 2236351), (52, 1720270), (65, 1376216), (104, 860135), (130, 688108), (260, 344054), (520, 172027)]