25040680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89431}}^1$

素因数の和:89449

約数の個数: 32

約数和(自身を含む): 64391040

約数和(自身を除く): 39350360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 89431, 178862, 357724, 447155, 626017, 715448, 894310, 1252034, 1788620, 2504068, 3130085, 3577240, 5008136, 6260170, 12520340, 25040680]

約数ペア:

[(1, 25040680), (2, 12520340), (4, 6260170), (5, 5008136), (7, 3577240), (8, 3130085), (10, 2504068), (14, 1788620), (20, 1252034), (28, 894310), (35, 715448), (40, 626017), (56, 447155), (70, 357724), (140, 178862), (280, 89431)]