13146640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12641}}^1$

素因数の和:12667

約数の個数: 40

約数和(自身を含む): 32919768

約数和(自身を除く): 19773128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12641, 25282, 50564, 63205, 101128, 126410, 164333, 202256, 252820, 328666, 505640, 657332, 821665, 1011280, 1314664, 1643330, 2629328, 3286660, 6573320, 13146640]

約数ペア:

[(1, 13146640), (2, 6573320), (4, 3286660), (5, 2629328), (8, 1643330), (10, 1314664), (13, 1011280), (16, 821665), (20, 657332), (26, 505640), (40, 328666), (52, 252820), (65, 202256), (80, 164333), (104, 126410), (130, 101128), (208, 63205), (260, 50564), (520, 25282), (1040, 12641)]