80456418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3691}}^1$

素因数の和:3879

約数の個数: 48

約数和(自身を含む): 200431296

約数和(自身を除く): 119974878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173, 346, 519, 1038, 1211, 1557, 2422, 3114, 3633, 3691, 7266, 7382, 10899, 11073, 21798, 22146, 25837, 33219, 51674, 66438, 77511, 155022, 232533, 465066, 638543, 1277086, 1915629, 3831258, 4469801, 5746887, 8939602, 11493774, 13409403, 26818806, 40228209, 80456418]

約数ペア:

[(1, 80456418), (2, 40228209), (3, 26818806), (6, 13409403), (7, 11493774), (9, 8939602), (14, 5746887), (18, 4469801), (21, 3831258), (42, 1915629), (63, 1277086), (126, 638543), (173, 465066), (346, 232533), (519, 155022), (1038, 77511), (1211, 66438), (1557, 51674), (2422, 33219), (3114, 25837), (3633, 22146), (3691, 21798), (7266, 11073), (7382, 10899)]