90643312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{131749}}^1$

素因数の和:131800

約数の個数: 20

約数和(自身を含む): 179707000

約数和(自身を除く): 89063688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 131749, 263498, 526996, 1053992, 2107984, 5665207, 11330414, 22660828, 45321656, 90643312]

約数ペア:

[(1, 90643312), (2, 45321656), (4, 22660828), (8, 11330414), (16, 5665207), (43, 2107984), (86, 1053992), (172, 526996), (344, 263498), (688, 131749)]