80916584

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 97931416

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 137, 199, 212, 274, 371, 398, 424, 548, 742, 796, 959, 1096, 1393, 1484, 1592, 1918, 2786, 2968, 3836, 5572, 7261, 7672, 10547, 11144, 14522, 21094, 27263, 29044, 42188, 50827, 54526, 58088, 73829, 84376, 101654, 109052, 147658, 190841, 203308, 218104, 295316, 381682, 406616, 590632, 763364, 1444939, 1526728, 2889878, 5779756, 10114573, 11559512, 20229146, 40458292, 80916584]

約数ペア:

[(1, 80916584), (2, 40458292), (4, 20229146), (7, 11559512), (8, 10114573), (14, 5779756), (28, 2889878), (53, 1526728), (56, 1444939), (106, 763364), (137, 590632), (199, 406616), (212, 381682), (274, 295316), (371, 218104), (398, 203308), (424, 190841), (548, 147658), (742, 109052), (796, 101654), (959, 84376), (1096, 73829), (1393, 58088), (1484, 54526), (1592, 50827), (1918, 42188), (2786, 29044), (2968, 27263), (3836, 21094), (5572, 14522), (7261, 11144), (7672, 10547)]