80240958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20543}}^1$

素因数の和:20589

約数の個数: 48

約数和(自身を含む): 205111296

約数和(自身を除く): 124870338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20543, 41086, 61629, 123258, 143801, 184887, 287602, 369774, 431403, 636833, 862806, 1273666, 1294209, 1910499, 2588418, 3820998, 4457831, 5731497, 8915662, 11462994, 13373493, 26746986, 40120479, 80240958]

約数ペア:

[(1, 80240958), (2, 40120479), (3, 26746986), (6, 13373493), (7, 11462994), (9, 8915662), (14, 5731497), (18, 4457831), (21, 3820998), (31, 2588418), (42, 1910499), (62, 1294209), (63, 1273666), (93, 862806), (126, 636833), (186, 431403), (217, 369774), (279, 287602), (434, 184887), (558, 143801), (651, 123258), (1302, 61629), (1953, 41086), (3906, 20543)]