80211765

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 130740480

約数和(自身を除く): 50528715

約数列:

[1, 3, 5, 15, 103, 193, 269, 309, 515, 579, 807, 965, 1345, 1545, 2895, 4035, 19879, 27707, 51917, 59637, 83121, 99395, 138535, 155751, 259585, 298185, 415605, 778755, 5347451, 16042353, 26737255, 80211765]

約数ペア:

[(1, 80211765), (3, 26737255), (5, 16042353), (15, 5347451), (103, 778755), (193, 415605), (269, 298185), (309, 259585), (515, 155751), (579, 138535), (807, 99395), (965, 83121), (1345, 59637), (1545, 51917), (2895, 27707), (4035, 19879)]