65708090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2999}}^1$

素因数の和:3326

約数の個数: 32

約数和(自身を含む): 135648000

約数和(自身を除く): 69939910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 1565, 2191, 2999, 3130, 4382, 5998, 10955, 14995, 20993, 21910, 29990, 41986, 104965, 209930, 938687, 1877374, 4693435, 6570809, 9386870, 13141618, 32854045, 65708090]

約数ペア:

[(1, 65708090), (2, 32854045), (5, 13141618), (7, 9386870), (10, 6570809), (14, 4693435), (35, 1877374), (70, 938687), (313, 209930), (626, 104965), (1565, 41986), (2191, 29990), (2999, 21910), (3130, 20993), (4382, 14995), (5998, 10955)]