339680005

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 511030080

約数和(自身を除く): 171350075

約数列:

[1, 5, 7, 19, 35, 43, 49, 95, 133, 215, 245, 301, 665, 817, 931, 1505, 1697, 2107, 4085, 4655, 5719, 8485, 10535, 11879, 28595, 32243, 40033, 59395, 72971, 83153, 161215, 200165, 225701, 364855, 415765, 510797, 1128505, 1386449, 1579907, 2553985, 3575579, 6932245, 7899535, 9705143, 17877895, 48525715, 67936001, 339680005]

約数ペア:

[(1, 339680005), (5, 67936001), (7, 48525715), (19, 17877895), (35, 9705143), (43, 7899535), (49, 6932245), (95, 3575579), (133, 2553985), (215, 1579907), (245, 1386449), (301, 1128505), (665, 510797), (817, 415765), (931, 364855), (1505, 225701), (1697, 200165), (2107, 161215), (4085, 83153), (4655, 72971), (5719, 59395), (8485, 40033), (10535, 32243), (11879, 28595)]