50906440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 124185600

約数和(自身を除く): 73279160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 223, 260, 439, 446, 520, 878, 892, 1115, 1756, 1784, 2195, 2230, 2899, 3512, 4390, 4460, 5707, 5798, 8780, 8920, 11414, 11596, 14495, 17560, 22828, 23192, 28535, 28990, 45656, 57070, 57980, 97897, 114140, 115960, 195794, 228280, 391588, 489485, 783176, 978970, 1272661, 1957940, 2545322, 3915880, 5090644, 6363305, 10181288, 12726610, 25453220, 50906440]

約数ペア:

[(1, 50906440), (2, 25453220), (4, 12726610), (5, 10181288), (8, 6363305), (10, 5090644), (13, 3915880), (20, 2545322), (26, 1957940), (40, 1272661), (52, 978970), (65, 783176), (104, 489485), (130, 391588), (223, 228280), (260, 195794), (439, 115960), (446, 114140), (520, 97897), (878, 57980), (892, 57070), (1115, 45656), (1756, 28990), (1784, 28535), (2195, 23192), (2230, 22828), (2899, 17560), (3512, 14495), (4390, 11596), (4460, 11414), (5707, 8920), (5798, 8780)]