80844885

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 166053888

約数和(自身を除く): 85209003

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 243, 253, 263, 297, 345, 405, 495, 621, 759, 789, 891, 1035, 1215, 1265, 1315, 1485, 1863, 2277, 2367, 2673, 2893, 3105, 3795, 3945, 4455, 5589, 6049, 6831, 7101, 8679, 9315, 11385, 11835, 13365, 14465, 18147, 20493, 21303, 26037, 27945, 30245, 34155, 35505, 43395, 54441, 61479, 63909, 66539, 78111, 90735, 102465, 106515, 130185, 163323, 199617, 234333, 272205, 307395, 319545, 332695, 390555, 489969, 598851, 702999, 816615, 998085, 1171665, 1469907, 1796553, 2449845, 2994255, 3514995, 5389659, 7349535, 8982765, 16168977, 26948295, 80844885]

約数ペア:

[(1, 80844885), (3, 26948295), (5, 16168977), (9, 8982765), (11, 7349535), (15, 5389659), (23, 3514995), (27, 2994255), (33, 2449845), (45, 1796553), (55, 1469907), (69, 1171665), (81, 998085), (99, 816615), (115, 702999), (135, 598851), (165, 489969), (207, 390555), (243, 332695), (253, 319545), (263, 307395), (297, 272205), (345, 234333), (405, 199617), (495, 163323), (621, 130185), (759, 106515), (789, 102465), (891, 90735), (1035, 78111), (1215, 66539), (1265, 63909), (1315, 61479), (1485, 54441), (1863, 43395), (2277, 35505), (2367, 34155), (2673, 30245), (2893, 27945), (3105, 26037), (3795, 21303), (3945, 20493), (4455, 18147), (5589, 14465), (6049, 13365), (6831, 11835), (7101, 11385), (8679, 9315)]