80543988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7433}}^1$

素因数の和:7493

約数の個数: 72

約数和(自身を含む): 238125888

約数和(自身を除く): 157581900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 7433, 10836, 14866, 22299, 29732, 44598, 52031, 66897, 89196, 104062, 133794, 156093, 208124, 267588, 312186, 319619, 468279, 624372, 639238, 936558, 958857, 1278476, 1873116, 1917714, 2237333, 2876571, 3835428, 4474666, 5753142, 6711999, 8949332, 11506284, 13423998, 20135997, 26847996, 40271994, 80543988]

約数ペア:

[(1, 80543988), (2, 40271994), (3, 26847996), (4, 20135997), (6, 13423998), (7, 11506284), (9, 8949332), (12, 6711999), (14, 5753142), (18, 4474666), (21, 3835428), (28, 2876571), (36, 2237333), (42, 1917714), (43, 1873116), (63, 1278476), (84, 958857), (86, 936558), (126, 639238), (129, 624372), (172, 468279), (252, 319619), (258, 312186), (301, 267588), (387, 208124), (516, 156093), (602, 133794), (774, 104062), (903, 89196), (1204, 66897), (1548, 52031), (1806, 44598), (2709, 29732), (3612, 22299), (5418, 14866), (7433, 10836)]