8138889265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1\times {\mathrm{3163}}^1$

素因数の和:4489

約数の個数: 32

約数和(自身を含む): 10869175296

約数和(自身を除く): 2730286031

約数列:

[1, 5, 13, 31, 65, 155, 403, 1277, 2015, 3163, 6385, 15815, 16601, 39587, 41119, 83005, 98053, 197935, 205595, 490265, 514631, 1274689, 2573155, 4039151, 6373445, 20195755, 52508963, 125213681, 262544815, 626068405, 1627777853, 8138889265]

約数ペア:

[(1, 8138889265), (5, 1627777853), (13, 626068405), (31, 262544815), (65, 125213681), (155, 52508963), (403, 20195755), (1277, 6373445), (2015, 4039151), (3163, 2573155), (6385, 1274689), (15815, 514631), (16601, 490265), (39587, 205595), (41119, 197935), (83005, 98053)]