80639676

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{172307}}^1$

素因数の和:172330

約数の個数: 36

約数和(自身を含む): 219520392

約数和(自身を除く): 138880716

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 172307, 344614, 516921, 689228, 1033842, 1550763, 2067684, 2239991, 3101526, 4479982, 6203052, 6719973, 8959964, 13439946, 20159919, 26879892, 40319838, 80639676]

約数ペア:

[(1, 80639676), (2, 40319838), (3, 26879892), (4, 20159919), (6, 13439946), (9, 8959964), (12, 6719973), (13, 6203052), (18, 4479982), (26, 3101526), (36, 2239991), (39, 2067684), (52, 1550763), (78, 1033842), (117, 689228), (156, 516921), (234, 344614), (468, 172307)]