129602020

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{38803}}^1$

素因数の和:38979

約数の個数: 24

約数和(自身を含む): 273801024

約数和(自身を除く): 144199004

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 38803, 77606, 155212, 194015, 388030, 776060, 6480101, 12960202, 25920404, 32400505, 64801010, 129602020]

約数ペア:

[(1, 129602020), (2, 64801010), (4, 32400505), (5, 25920404), (10, 12960202), (20, 6480101), (167, 776060), (334, 388030), (668, 194015), (835, 155212), (1670, 77606), (3340, 38803)]