80490332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2971}}^1$

素因数の和:3509

約数の個数: 24

約数和(自身を含む): 152035632

約数和(自身を除く): 71545300

約数列:

[1, 2, 4, 13, 26, 52, 521, 1042, 2084, 2971, 5942, 6773, 11884, 13546, 27092, 38623, 77246, 154492, 1547891, 3095782, 6191564, 20122583, 40245166, 80490332]

約数ペア:

[(1, 80490332), (2, 40245166), (4, 20122583), (13, 6191564), (26, 3095782), (52, 1547891), (521, 154492), (1042, 77246), (2084, 38623), (2971, 27092), (5942, 13546), (6773, 11884)]