42502070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{326939}}^1$

素因数の和:326959

約数の個数: 16

約数和(自身を含む): 82388880

約数和(自身を除く): 39886810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 326939, 653878, 1634695, 3269390, 4250207, 8500414, 21251035, 42502070]

約数ペア:

[(1, 42502070), (2, 21251035), (5, 8500414), (10, 4250207), (13, 3269390), (26, 1634695), (65, 653878), (130, 326939)]