80409285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 154597248

約数和(自身を除く): 74187963

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 165, 183, 305, 495, 549, 671, 915, 2013, 2663, 2745, 3355, 6039, 7989, 10065, 13315, 23967, 29293, 30195, 39945, 87879, 119835, 146465, 162443, 263637, 439395, 487329, 812215, 1318185, 1461987, 1786873, 2436645, 5360619, 7309935, 8934365, 16081857, 26803095, 80409285]

約数ペア:

[(1, 80409285), (3, 26803095), (5, 16081857), (9, 8934365), (11, 7309935), (15, 5360619), (33, 2436645), (45, 1786873), (55, 1461987), (61, 1318185), (99, 812215), (165, 487329), (183, 439395), (305, 263637), (495, 162443), (549, 146465), (671, 119835), (915, 87879), (2013, 39945), (2663, 30195), (2745, 29293), (3355, 23967), (6039, 13315), (7989, 10065)]