25776404

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 46221000

約数和(自身を除く): 20444596

約数列:

[1, 2, 4, 61, 122, 149, 244, 298, 596, 709, 1418, 2836, 9089, 18178, 36356, 43249, 86498, 105641, 172996, 211282, 422564, 6444101, 12888202, 25776404]

約数ペア:

[(1, 25776404), (2, 12888202), (4, 6444101), (61, 422564), (122, 211282), (149, 172996), (244, 105641), (298, 86498), (596, 43249), (709, 36356), (1418, 18178), (2836, 9089)]