74980815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 149001216

約数和(自身を除く): 74020401

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 163, 195, 273, 337, 455, 489, 815, 1011, 1141, 1365, 1685, 2119, 2359, 2445, 3423, 4381, 5055, 5705, 6357, 7077, 10595, 11795, 13143, 14833, 17115, 21905, 30667, 31785, 35385, 44499, 54931, 65715, 74165, 92001, 153335, 164793, 222495, 274655, 384517, 460005, 714103, 823965, 1153551, 1922585, 2142309, 3570515, 4998721, 5767755, 10711545, 14996163, 24993605, 74980815]

約数ペア:

[(1, 74980815), (3, 24993605), (5, 14996163), (7, 10711545), (13, 5767755), (15, 4998721), (21, 3570515), (35, 2142309), (39, 1922585), (65, 1153551), (91, 823965), (105, 714103), (163, 460005), (195, 384517), (273, 274655), (337, 222495), (455, 164793), (489, 153335), (815, 92001), (1011, 74165), (1141, 65715), (1365, 54931), (1685, 44499), (2119, 35385), (2359, 31785), (2445, 30667), (3423, 21905), (4381, 17115), (5055, 14833), (5705, 13143), (6357, 11795), (7077, 10595)]