138156790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42773}}^1$

素因数の和:42816

約数の個数: 32

約数和(自身を含む): 277175520

約数和(自身を除く): 139018730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 42773, 85546, 213865, 427730, 727141, 812687, 1454282, 1625374, 3635705, 4063435, 7271410, 8126870, 13815679, 27631358, 69078395, 138156790]

約数ペア:

[(1, 138156790), (2, 69078395), (5, 27631358), (10, 13815679), (17, 8126870), (19, 7271410), (34, 4063435), (38, 3635705), (85, 1625374), (95, 1454282), (170, 812687), (190, 727141), (323, 427730), (646, 213865), (1615, 85546), (3230, 42773)]