25435728

素因数分解:

$2^4\times 3^3\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:721

約数の個数: 80

約数和(自身を含む): 73884160

約数和(自身を除く): 48448432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 97, 108, 144, 194, 216, 291, 388, 432, 582, 607, 776, 873, 1164, 1214, 1552, 1746, 1821, 2328, 2428, 2619, 3492, 3642, 4656, 4856, 5238, 5463, 6984, 7284, 9712, 10476, 10926, 13968, 14568, 16389, 20952, 21852, 29136, 32778, 41904, 43704, 58879, 65556, 87408, 117758, 131112, 176637, 235516, 262224, 353274, 471032, 529911, 706548, 942064, 1059822, 1413096, 1589733, 2119644, 2826192, 3179466, 4239288, 6358932, 8478576, 12717864, 25435728]

約数ペア:

[(1, 25435728), (2, 12717864), (3, 8478576), (4, 6358932), (6, 4239288), (8, 3179466), (9, 2826192), (12, 2119644), (16, 1589733), (18, 1413096), (24, 1059822), (27, 942064), (36, 706548), (48, 529911), (54, 471032), (72, 353274), (97, 262224), (108, 235516), (144, 176637), (194, 131112), (216, 117758), (291, 87408), (388, 65556), (432, 58879), (582, 43704), (607, 41904), (776, 32778), (873, 29136), (1164, 21852), (1214, 20952), (1552, 16389), (1746, 14568), (1821, 13968), (2328, 10926), (2428, 10476), (2619, 9712), (3492, 7284), (3642, 6984), (4656, 5463), (4856, 5238)]