81956630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1559}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 168929280

約数和(自身を除く): 86972650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 751, 1502, 1559, 3118, 3755, 5257, 7510, 7795, 10514, 10913, 15590, 21826, 26285, 52570, 54565, 109130, 1170809, 2341618, 5854045, 8195663, 11708090, 16391326, 40978315, 81956630]

約数ペア:

[(1, 81956630), (2, 40978315), (5, 16391326), (7, 11708090), (10, 8195663), (14, 5854045), (35, 2341618), (70, 1170809), (751, 109130), (1502, 54565), (1559, 52570), (3118, 26285), (3755, 21826), (5257, 15590), (7510, 10913), (7795, 10514)]