80985465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^2$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 159090048

約数和(自身を除く): 78104583

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 59, 99, 141, 165, 177, 235, 295, 423, 495, 517, 531, 649, 705, 885, 1551, 1947, 2115, 2585, 2655, 2773, 3245, 3481, 4653, 5841, 7755, 8319, 9735, 10443, 13865, 17405, 23265, 24957, 29205, 30503, 31329, 38291, 41595, 52215, 91509, 114873, 124785, 152515, 156645, 163607, 191455, 274527, 344619, 457545, 490821, 574365, 818035, 1372635, 1472463, 1723095, 1799677, 2454105, 5399031, 7362315, 8998385, 16197093, 26995155, 80985465]

約数ペア:

[(1, 80985465), (3, 26995155), (5, 16197093), (9, 8998385), (11, 7362315), (15, 5399031), (33, 2454105), (45, 1799677), (47, 1723095), (55, 1472463), (59, 1372635), (99, 818035), (141, 574365), (165, 490821), (177, 457545), (235, 344619), (295, 274527), (423, 191455), (495, 163607), (517, 156645), (531, 152515), (649, 124785), (705, 114873), (885, 91509), (1551, 52215), (1947, 41595), (2115, 38291), (2585, 31329), (2655, 30503), (2773, 29205), (3245, 24957), (3481, 23265), (4653, 17405), (5841, 13865), (7755, 10443), (8319, 9735)]