80521155

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 173859840

約数和(自身を除く): 93338685

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 43, 45, 55, 65, 97, 99, 117, 129, 135, 143, 165, 195, 215, 291, 297, 351, 387, 429, 473, 485, 495, 559, 585, 645, 715, 873, 1067, 1161, 1261, 1287, 1419, 1455, 1485, 1677, 1755, 1935, 2145, 2365, 2619, 2795, 3201, 3783, 3861, 4171, 4257, 4365, 5031, 5335, 5805, 6149, 6305, 6435, 7095, 8385, 9603, 11349, 12513, 12771, 13095, 13871, 15093, 16005, 18447, 18915, 19305, 20855, 21285, 25155, 28809, 30745, 34047, 37539, 41613, 45881, 48015, 54223, 55341, 56745, 62565, 63855, 69355, 75465, 92235, 112617, 124839, 137643, 144045, 162669, 166023, 170235, 187695, 208065, 229405, 271115, 276705, 374517, 412929, 488007, 563085, 596453, 624195, 688215, 813345, 830115, 1238787, 1464021, 1789359, 1872585, 2064645, 2440035, 2982265, 5368077, 6193935, 7320105, 8946795, 16104231, 26840385, 80521155]

約数ペア:

[(1, 80521155), (3, 26840385), (5, 16104231), (9, 8946795), (11, 7320105), (13, 6193935), (15, 5368077), (27, 2982265), (33, 2440035), (39, 2064645), (43, 1872585), (45, 1789359), (55, 1464021), (65, 1238787), (97, 830115), (99, 813345), (117, 688215), (129, 624195), (135, 596453), (143, 563085), (165, 488007), (195, 412929), (215, 374517), (291, 276705), (297, 271115), (351, 229405), (387, 208065), (429, 187695), (473, 170235), (485, 166023), (495, 162669), (559, 144045), (585, 137643), (645, 124839), (715, 112617), (873, 92235), (1067, 75465), (1161, 69355), (1261, 63855), (1287, 62565), (1419, 56745), (1455, 55341), (1485, 54223), (1677, 48015), (1755, 45881), (1935, 41613), (2145, 37539), (2365, 34047), (2619, 30745), (2795, 28809), (3201, 25155), (3783, 21285), (3861, 20855), (4171, 19305), (4257, 18915), (4365, 18447), (5031, 16005), (5335, 15093), (5805, 13871), (6149, 13095), (6305, 12771), (6435, 12513), (7095, 11349), (8385, 9603)]