65721530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{938879}}^1$

素因数の和:938893

約数の個数: 16

約数和(自身を含む): 135198720

約数和(自身を除く): 69477190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 938879, 1877758, 4694395, 6572153, 9388790, 13144306, 32860765, 65721530]

約数ペア:

[(1, 65721530), (2, 32860765), (5, 13144306), (7, 9388790), (10, 6572153), (14, 4694395), (35, 1877758), (70, 938879)]