5431660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1607}}^1$

素因数の和:1642

約数の個数: 36

約数和(自身を含む): 12359088

約数和(自身を除く): 6927428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1607, 1690, 3214, 3380, 6428, 8035, 16070, 20891, 32140, 41782, 83564, 104455, 208910, 271583, 417820, 543166, 1086332, 1357915, 2715830, 5431660]

約数ペア:

[(1, 5431660), (2, 2715830), (4, 1357915), (5, 1086332), (10, 543166), (13, 417820), (20, 271583), (26, 208910), (52, 104455), (65, 83564), (130, 41782), (169, 32140), (260, 20891), (338, 16070), (676, 8035), (845, 6428), (1607, 3380), (1690, 3214)]